mirror of https://github.com/crytic/slither
commit
e77b36c8c8
@ -0,0 +1,136 @@ |
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import logging |
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import uuid |
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from typing import List, Union |
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|
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from slither.detectors.abstract_detector import AbstractDetector, DetectorClassification |
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from slither.utils import codex |
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from slither.utils.output import Output, SupportedOutput |
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|
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logger = logging.getLogger("Slither") |
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|
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VULN_FOUND = "VULN_FOUND" |
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|
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|
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class Codex(AbstractDetector): |
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""" |
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Use codex to detect vulnerability |
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""" |
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|
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ARGUMENT = "codex" |
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HELP = "Use Codex to find vulnerabilities." |
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IMPACT = DetectorClassification.HIGH |
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CONFIDENCE = DetectorClassification.LOW |
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|
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WIKI = "https://github.com/crytic/slither/wiki/Detector-Documentation#codex" |
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|
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WIKI_TITLE = "Codex" |
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WIKI_DESCRIPTION = "Use [codex](https://openai.com/blog/openai-codex/) to find vulnerabilities" |
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|
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# region wiki_exploit_scenario |
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WIKI_EXPLOIT_SCENARIO = """N/A""" |
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# endregion wiki_exploit_scenario |
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|
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WIKI_RECOMMENDATION = "Review codex's message." |
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|
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def _run_codex(self, logging_file: str, prompt: str) -> str: |
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""" |
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Handle the codex logic |
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|
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Args: |
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logging_file (str): file where to log the queries |
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prompt (str): prompt to send to codex |
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|
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Returns: |
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codex answer (str) |
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""" |
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openai_module = codex.openai_module() # type: ignore |
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if openai_module is None: |
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return "" |
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|
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if self.slither.codex_log: |
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codex.log_codex(logging_file, "Q: " + prompt) |
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|
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answer = "" |
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res = {} |
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try: |
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res = openai_module.Completion.create( |
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prompt=prompt, |
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model=self.slither.codex_model, |
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temperature=self.slither.codex_temperature, |
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max_tokens=self.slither.codex_max_tokens, |
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) |
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except Exception as e: # pylint: disable=broad-except |
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logger.info("OpenAI request failed: " + str(e)) |
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|
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# """ OpenAI completion response shape example: |
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# { |
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# "choices": [ |
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# { |
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# "finish_reason": "stop", |
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# "index": 0, |
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# "logprobs": null, |
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# "text": "VULNERABILITIES:. The withdraw() function does not check..." |
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# } |
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# ], |
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# "created": 1670357537, |
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# "id": "cmpl-6KYaXdA6QIisHlTMM7RCJ1nR5wTKx", |
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# "model": "text-davinci-003", |
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# "object": "text_completion", |
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# "usage": { |
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# "completion_tokens": 80, |
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# "prompt_tokens": 249, |
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# "total_tokens": 329 |
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# } |
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# } """ |
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|
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if res: |
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if self.slither.codex_log: |
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codex.log_codex(logging_file, "A: " + str(res)) |
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else: |
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codex.log_codex(logging_file, "A: Codex failed") |
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|
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if res.get("choices", []) and VULN_FOUND in res["choices"][0].get("text", ""): |
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# remove VULN_FOUND keyword and cleanup |
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answer = ( |
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res["choices"][0]["text"] |
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.replace(VULN_FOUND, "") |
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.replace("\n", "") |
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.replace(": ", "") |
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) |
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return answer |
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|
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def _detect(self) -> List[Output]: |
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results: List[Output] = [] |
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|
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if not self.slither.codex_enabled: |
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return [] |
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|
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logging_file = str(uuid.uuid4()) |
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|
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for contract in self.compilation_unit.contracts: |
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if ( |
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self.slither.codex_contracts != "all" |
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and contract.name not in self.slither.codex_contracts.split(",") |
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): |
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continue |
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prompt = f"Analyze this Solidity contract and find the vulnerabilities. If you find any vulnerabilities, begin the response with {VULN_FOUND}\n" |
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src_mapping = contract.source_mapping |
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content = contract.compilation_unit.core.source_code[src_mapping.filename.absolute] |
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start = src_mapping.start |
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end = src_mapping.start + src_mapping.length |
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prompt += content[start:end] |
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|
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answer = self._run_codex(logging_file, prompt) |
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|
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if answer: |
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info: List[Union[str, SupportedOutput]] = [ |
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"Codex detected a potential bug in ", |
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contract, |
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"\n", |
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answer, |
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"\n", |
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] |
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|
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new_result = self.generate_result(info) |
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results.append(new_result) |
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return results |
@ -0,0 +1,53 @@ |
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import logging |
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import os |
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from pathlib import Path |
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|
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logger = logging.getLogger("Slither") |
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|
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|
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# TODO: investigate how to set the correct return type |
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# So that the other modules can work with openai |
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def openai_module(): # type: ignore |
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""" |
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Return the openai module |
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Consider checking the usage of open (slither.codex_enabled) before using this function |
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|
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Returns: |
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Optional[the openai module] |
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""" |
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try: |
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# pylint: disable=import-outside-toplevel |
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import openai |
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|
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api_key = os.getenv("OPENAI_API_KEY") |
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if api_key is None: |
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logger.info( |
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"Please provide an Open API Key in OPENAI_API_KEY (https://beta.openai.com/account/api-keys)" |
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) |
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return None |
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openai.api_key = api_key |
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except ImportError: |
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logger.info("OpenAI was not installed") # type: ignore |
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logger.info('run "pip install openai"') |
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return None |
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return openai |
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|
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|
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def log_codex(filename: str, prompt: str) -> None: |
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""" |
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Log the prompt in crytic/export/codex/filename |
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Append to the file |
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|
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Args: |
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filename: filename to write to |
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prompt: prompt to write |
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|
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Returns: |
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None |
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""" |
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|
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Path("crytic_export/codex").mkdir(parents=True, exist_ok=True) |
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|
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with open(Path("crytic_export/codex", filename), "a", encoding="utf8") as file: |
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file.write(prompt) |
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file.write("\n") |
File diff suppressed because one or more lines are too long
@ -0,0 +1,22 @@ |
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interface Receiver{ |
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function send_funds() payable external; |
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} |
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|
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contract TestWithBug{ |
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mapping(address => uint) balances; |
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|
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function withdraw(uint amount) public{ |
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require(amount <= balances[msg.sender]); |
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Receiver(msg.sender).send_funds{value: amount}(); |
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balances[msg.sender] -= amount; |
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} |
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|
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// slither-disable-start all |
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function withdrawFiltered(uint amount) public{ |
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require(amount <= balances[msg.sender]); |
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Receiver(msg.sender).send_funds{value: amount}(); |
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balances[msg.sender] -= amount; |
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} |
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// slither-disable-end all |
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} |
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|
@ -0,0 +1,231 @@ |
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[ |
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[ |
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{ |
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"elements": [ |
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{ |
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"type": "function", |
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"name": "withdraw", |
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"source_mapping": { |
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"start": 133, |
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"length": 194, |
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"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"is_dependency": false, |
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"lines": [ |
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8, |
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9, |
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10, |
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11, |
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12 |
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], |
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"starting_column": 5, |
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"ending_column": 6 |
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}, |
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"type_specific_fields": { |
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"parent": { |
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"type": "contract", |
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"name": "TestWithBug", |
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"source_mapping": { |
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"start": 67, |
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"length": 534, |
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"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"is_dependency": false, |
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"lines": [ |
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5, |
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6, |
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7, |
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8, |
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9, |
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10, |
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11, |
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12, |
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13, |
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14, |
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15, |
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16, |
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17, |
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18, |
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19, |
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20, |
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21 |
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], |
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"starting_column": 1, |
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"ending_column": 2 |
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} |
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}, |
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"signature": "withdraw(uint256)" |
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} |
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}, |
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{ |
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"type": "node", |
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"name": "Receiver(msg.sender).send_funds{value: amount}()", |
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"source_mapping": { |
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"start": 231, |
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"length": 48, |
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"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"is_dependency": false, |
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"lines": [ |
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10 |
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], |
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"starting_column": 10, |
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"ending_column": 58 |
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}, |
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"type_specific_fields": { |
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"parent": { |
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"type": "function", |
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"name": "withdraw", |
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"source_mapping": { |
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"start": 133, |
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"length": 194, |
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"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"is_dependency": false, |
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"lines": [ |
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8, |
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9, |
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10, |
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11, |
||||
12 |
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], |
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"starting_column": 5, |
||||
"ending_column": 6 |
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}, |
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"type_specific_fields": { |
||||
"parent": { |
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"type": "contract", |
||||
"name": "TestWithBug", |
||||
"source_mapping": { |
||||
"start": 67, |
||||
"length": 534, |
||||
"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
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"is_dependency": false, |
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"lines": [ |
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5, |
||||
6, |
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7, |
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8, |
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9, |
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10, |
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11, |
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12, |
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13, |
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14, |
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15, |
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16, |
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17, |
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18, |
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19, |
||||
20, |
||||
21 |
||||
], |
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"starting_column": 1, |
||||
"ending_column": 2 |
||||
} |
||||
}, |
||||
"signature": "withdraw(uint256)" |
||||
} |
||||
} |
||||
}, |
||||
"additional_fields": { |
||||
"underlying_type": "external_calls" |
||||
} |
||||
}, |
||||
{ |
||||
"type": "node", |
||||
"name": "balances[msg.sender] -= amount", |
||||
"source_mapping": { |
||||
"start": 290, |
||||
"length": 30, |
||||
"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"is_dependency": false, |
||||
"lines": [ |
||||
11 |
||||
], |
||||
"starting_column": 10, |
||||
"ending_column": 40 |
||||
}, |
||||
"type_specific_fields": { |
||||
"parent": { |
||||
"type": "function", |
||||
"name": "withdraw", |
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"source_mapping": { |
||||
"start": 133, |
||||
"length": 194, |
||||
"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"is_dependency": false, |
||||
"lines": [ |
||||
8, |
||||
9, |
||||
10, |
||||
11, |
||||
12 |
||||
], |
||||
"starting_column": 5, |
||||
"ending_column": 6 |
||||
}, |
||||
"type_specific_fields": { |
||||
"parent": { |
||||
"type": "contract", |
||||
"name": "TestWithBug", |
||||
"source_mapping": { |
||||
"start": 67, |
||||
"length": 534, |
||||
"filename_relative": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol", |
||||
"is_dependency": false, |
||||
"lines": [ |
||||
5, |
||||
6, |
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7, |
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8, |
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9, |
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10, |
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11, |
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12, |
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13, |
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14, |
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15, |
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16, |
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17, |
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18, |
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19, |
||||
20, |
||||
21 |
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], |
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"starting_column": 1, |
||||
"ending_column": 2 |
||||
} |
||||
}, |
||||
"signature": "withdraw(uint256)" |
||||
} |
||||
} |
||||
}, |
||||
"additional_fields": { |
||||
"underlying_type": "variables_written", |
||||
"variable_name": "balances" |
||||
} |
||||
} |
||||
], |
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"description": "Reentrancy in TestWithBug.withdraw(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#8-12):\n\tExternal calls:\n\t- Receiver(msg.sender).send_funds{value: amount}() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#10)\n\tState variables written after the call(s):\n\t- balances[msg.sender] -= amount (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#11)\n\tTestWithBug.balances (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#6) can be used in cross function reentrancies:\n\t- TestWithBug.withdraw(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#8-12)\n\t- TestWithBug.withdrawFiltered(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#15-19)\n", |
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"markdown": "Reentrancy in [TestWithBug.withdraw(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L8-L12):\n\tExternal calls:\n\t- [Receiver(msg.sender).send_funds{value: amount}()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L10)\n\tState variables written after the call(s):\n\t- [balances[msg.sender] -= amount](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L11)\n\t[TestWithBug.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L6) can be used in cross function reentrancies:\n\t- [TestWithBug.withdraw(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L8-L12)\n\t- [TestWithBug.withdrawFiltered(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L15-L19)\n", |
||||
"first_markdown_element": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_filtered_comments.sol#L8-L12", |
||||
"id": "176d2b5b09c260c72fd638ff8b5db4709df3ff3eb253daa1cfde254c8299fb94", |
||||
"check": "reentrancy-eth", |
||||
"impact": "High", |
||||
"confidence": "Medium" |
||||
} |
||||
] |
||||
] |
@ -0,0 +1,151 @@ |
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interface Receiver{ |
||||
function send_funds() payable external; |
||||
} |
||||
|
||||
contract TestWithBug{ |
||||
|
||||
mapping(address => uint) balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
function withdraw_all() public{ |
||||
uint amount = balances[msg.sender]; |
||||
balances[msg.sender] = 0; |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
} |
||||
|
||||
} |
||||
|
||||
|
||||
contract TestWithoutBug{ |
||||
|
||||
mapping(address => uint) balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
function withdraw_all() nonReentrant public{ |
||||
uint amount = balances[msg.sender]; |
||||
balances[msg.sender] = 0; |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
} |
||||
|
||||
} |
||||
|
||||
contract TestWithBugInternal{ |
||||
|
||||
mapping(address => uint) balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
withdraw_internal(amount); |
||||
} |
||||
|
||||
function withdraw_internal(uint amount) internal{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
function withdraw_all() public{ |
||||
withdraw_all_internal(); |
||||
} |
||||
|
||||
function withdraw_all_internal() internal { |
||||
uint amount = balances[msg.sender]; |
||||
balances[msg.sender] = 0; |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
} |
||||
|
||||
} |
||||
|
||||
contract TestWithoutBugInternal{ |
||||
|
||||
mapping(address => uint) balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
withdraw_internal(amount); |
||||
} |
||||
|
||||
function withdraw_internal(uint amount) internal{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
function withdraw_all() nonReentrant public{ |
||||
withdraw_all_internal(); |
||||
} |
||||
|
||||
function withdraw_all_internal() internal { |
||||
uint amount = balances[msg.sender]; |
||||
balances[msg.sender] = 0; |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
} |
||||
|
||||
} |
||||
|
||||
contract TestBugWithPublicVariable{ |
||||
|
||||
mapping(address => uint) public balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
withdraw_internal(amount); |
||||
} |
||||
|
||||
function withdraw_internal(uint amount) internal{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
} |
||||
|
||||
contract TestWithBugNonReentrantRead{ |
||||
|
||||
mapping(address => uint) balances; |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function withdraw(uint amount) nonReentrant public{ |
||||
require(amount <= balances[msg.sender]); |
||||
Receiver(msg.sender).send_funds{value: amount}(); |
||||
balances[msg.sender] -= amount; |
||||
} |
||||
|
||||
// Simulate a reentrancy that allows to read variable in a potential incorrect state during a reentrancy |
||||
// This is more likely to impact protocol like reentrancy |
||||
function read() public returns(uint){ |
||||
uint amount = balances[msg.sender]; |
||||
return amount; |
||||
} |
||||
|
||||
} |
@ -0,0 +1,981 @@ |
||||
[ |
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
"description": "Reentrancy in TestWithBugNonReentrantRead.withdraw(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#138-142):\n\tExternal calls:\n\t- Receiver(msg.sender).send_funds{value: amount}() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#140)\n\tState variables written after the call(s):\n\t- balances[msg.sender] -= amount (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#141)\n\tTestWithBugNonReentrantRead.balances (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#132) can be used in cross function reentrancies:\n\t- TestWithBugNonReentrantRead.read() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#146-149)\n", |
||||
"markdown": "Reentrancy in [TestWithBugNonReentrantRead.withdraw(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L138-L142):\n\tExternal calls:\n\t- [Receiver(msg.sender).send_funds{value: amount}()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L140)\n\tState variables written after the call(s):\n\t- [balances[msg.sender] -= amount](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L141)\n\t[TestWithBugNonReentrantRead.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L132) can be used in cross function reentrancies:\n\t- [TestWithBugNonReentrantRead.read()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L146-L149)\n", |
||||
"first_markdown_element": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L138-L142", |
||||
"id": "0b2149d8ea8554c24092bad5ce3061d661d4f0447d5d96716893538474bca40f", |
||||
"check": "reentrancy-eth", |
||||
"impact": "High", |
||||
"confidence": "Medium" |
||||
}, |
||||
{ |
||||
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||||
{ |
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
} |
||||
} |
||||
}, |
||||
"additional_fields": { |
||||
"underlying_type": "variables_written", |
||||
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||||
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||||
} |
||||
], |
||||
"description": "Reentrancy in TestWithBugInternal.withdraw_internal(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#62-66):\n\tExternal calls:\n\t- Receiver(msg.sender).send_funds{value: amount}() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#64)\n\tState variables written after the call(s):\n\t- balances[msg.sender] -= amount (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#65)\n\tTestWithBugInternal.balances (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#52) can be used in cross function reentrancies:\n\t- TestWithBugInternal.withdraw_all_internal() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#72-76)\n", |
||||
"markdown": "Reentrancy in [TestWithBugInternal.withdraw_internal(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L62-L66):\n\tExternal calls:\n\t- [Receiver(msg.sender).send_funds{value: amount}()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L64)\n\tState variables written after the call(s):\n\t- [balances[msg.sender] -= amount](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L65)\n\t[TestWithBugInternal.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L52) can be used in cross function reentrancies:\n\t- [TestWithBugInternal.withdraw_all_internal()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L72-L76)\n", |
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||||
"markdown": "Reentrancy in [TestBugWithPublicVariable.withdraw_internal(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L122-L126):\n\tExternal calls:\n\t- [Receiver(msg.sender).send_funds{value: amount}()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L124)\n\tState variables written after the call(s):\n\t- [balances[msg.sender] -= amount](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L125)\n\t[TestBugWithPublicVariable.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L112) can be used in cross function reentrancies:\n\t- [TestBugWithPublicVariable.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L112)\n", |
||||
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"description": "Reentrancy in TestWithBug.withdraw(uint256) (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#13-17):\n\tExternal calls:\n\t- Receiver(msg.sender).send_funds{value: amount}() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#15)\n\tState variables written after the call(s):\n\t- balances[msg.sender] -= amount (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#16)\n\tTestWithBug.balances (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#7) can be used in cross function reentrancies:\n\t- TestWithBug.withdraw_all() (tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#19-23)\n", |
||||
"markdown": "Reentrancy in [TestWithBug.withdraw(uint256)](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L13-L17):\n\tExternal calls:\n\t- [Receiver(msg.sender).send_funds{value: amount}()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L15)\n\tState variables written after the call(s):\n\t- [balances[msg.sender] -= amount](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L16)\n\t[TestWithBug.balances](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L7) can be used in cross function reentrancies:\n\t- [TestWithBug.withdraw_all()](tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L19-L23)\n", |
||||
"first_markdown_element": "tests/detectors/reentrancy-eth/0.8.10/reentrancy_with_non_reentrant.sol#L13-L17", |
||||
"id": "bcfa65e776908d618f202fa48f03dde3fbf8397b752d2e8cc3c8e46019e9e174", |
||||
"check": "reentrancy-eth", |
||||
"impact": "High", |
||||
"confidence": "Medium" |
||||
} |
||||
] |
||||
] |
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||||
[ |
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[ |
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"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
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} |
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}, |
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], |
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} |
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}, |
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"signature": "bad1(int128[3])" |
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} |
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}, |
||||
{ |
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"type": "node", |
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||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
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], |
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||||
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||||
} |
||||
}, |
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"signature": "bad1(int128[3])" |
||||
} |
||||
} |
||||
} |
||||
} |
||||
], |
||||
"description": "Contract A (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#3-45) \n\t- Function A.bad1(int128[3]) (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#15-17)\n\t\t- intArray = userArray (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#16) has a storage signed integer array assignment\n", |
||||
"markdown": "Contract [A](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L3-L45) \n\t- Function [A.bad1(int128[3])](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L15-L17)\n\t\t- [intArray = userArray](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L16) has a storage signed integer array assignment\n", |
||||
"first_markdown_element": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L3-L45", |
||||
"id": "7ba5efbfb61ba63a7ac01d376a0cede2fda18c2a2d8604c4a82cccec92ae2bdb", |
||||
"check": "storage-array", |
||||
"impact": "High", |
||||
"confidence": "Medium" |
||||
}, |
||||
{ |
||||
"elements": [ |
||||
{ |
||||
"type": "contract", |
||||
"name": "A", |
||||
"source_mapping": { |
||||
"start": 25, |
||||
"length": 2256, |
||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
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"is_dependency": false, |
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"lines": [ |
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], |
||||
"starting_column": 1, |
||||
"ending_column": 2 |
||||
} |
||||
}, |
||||
{ |
||||
"type": "function", |
||||
"name": "bad0", |
||||
"source_mapping": { |
||||
"start": 355, |
||||
"length": 132, |
||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
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"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
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"type": "contract", |
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"name": "A", |
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"start": 25, |
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"length": 2256, |
||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
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], |
||||
"starting_column": 1, |
||||
"ending_column": 2 |
||||
} |
||||
}, |
||||
"signature": "bad0()" |
||||
} |
||||
}, |
||||
{ |
||||
"type": "node", |
||||
"name": "intArray = (- 1,- 2,- 3)", |
||||
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||||
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||||
"filename_absolute": "/GENERIC_PATH", |
||||
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||||
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||||
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||||
11 |
||||
], |
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||||
"ending_column": 28 |
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}, |
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||||
"parent": { |
||||
"type": "function", |
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"name": "bad0", |
||||
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"start": 355, |
||||
"length": 132, |
||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"is_dependency": false, |
||||
"lines": [ |
||||
10, |
||||
11, |
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12 |
||||
], |
||||
"starting_column": 3, |
||||
"ending_column": 4 |
||||
}, |
||||
"type_specific_fields": { |
||||
"parent": { |
||||
"type": "contract", |
||||
"name": "A", |
||||
"source_mapping": { |
||||
"start": 25, |
||||
"length": 2256, |
||||
"filename_relative": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"filename_absolute": "/GENERIC_PATH", |
||||
"filename_short": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol", |
||||
"is_dependency": false, |
||||
"lines": [ |
||||
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||||
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||||
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||||
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||||
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||||
45 |
||||
], |
||||
"starting_column": 1, |
||||
"ending_column": 2 |
||||
} |
||||
}, |
||||
"signature": "bad0()" |
||||
} |
||||
} |
||||
} |
||||
} |
||||
], |
||||
"description": "Contract A (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#3-45) \n\t- Function A.bad0() (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#10-12)\n\t\t- intArray = (- 1,- 2,- 3) (tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#11) has a storage signed integer array assignment\n", |
||||
"markdown": "Contract [A](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L3-L45) \n\t- Function [A.bad0()](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L10-L12)\n\t\t- [intArray = (- 1,- 2,- 3)](tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L11) has a storage signed integer array assignment\n", |
||||
"first_markdown_element": "tests/detectors/storage-array/0.5.10/storage_signed_integer_array.sol#L3-L45", |
||||
"id": "da870be9a396bc52d2f6f8caeb00e6b8809ad1b6fb4c24a019568257b3404a2f", |
||||
"check": "storage-array", |
||||
"impact": "High", |
||||
"confidence": "Medium" |
||||
} |
||||
] |
||||
[] |
||||
] |
@ -0,0 +1,36 @@ |
||||
contract TestReentrant{ |
||||
|
||||
modifier nonReentrant(){ |
||||
_; |
||||
} |
||||
|
||||
function is_reentrant() public{ |
||||
internal_and_could_be_reentrant(); |
||||
internal_and_reentrant(); |
||||
} |
||||
|
||||
function is_non_reentrant() nonReentrant() public{ |
||||
internal_and_could_be_reentrant(); |
||||
internal_and_not_reentrant2(); |
||||
} |
||||
|
||||
function internal_and_not_reentrant() nonReentrant() internal{ |
||||
|
||||
} |
||||
|
||||
function internal_and_not_reentrant2() internal{ |
||||
|
||||
} |
||||
|
||||
// Called by a protected and unprotected function |
||||
function internal_and_could_be_reentrant() internal{ |
||||
|
||||
} |
||||
|
||||
// Called by a protected and unprotected function |
||||
function internal_and_reentrant() internal{ |
||||
|
||||
} |
||||
|
||||
|
||||
} |
Loading…
Reference in new issue