mirror of https://github.com/ConsenSys/mythril
blockchainethereumsmart-contractssoliditysecurityprogram-analysissecurity-analysissymbolic-execution
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50 lines
2.7 KiB
50 lines
2.7 KiB
{
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"success": true,
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"error": null,
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"issues": [
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{
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"title": "Dependence on predictable environment variable",
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"description": "In the function '_function_0xe9874106' the following predictable state variables are used to determine Ether recipient:\n- block.coinbase\n",
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"function": "_function_0xe9874106",
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"type": "Warning",
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"address": 1285,
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"debug": "<DEBUG-DATA>",
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"filename": "<TESTDATA>/inputs/weak_random.sol",
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"lineno": 47,
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"code": "winningAddress.transfer(prize)"
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},
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{
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"title": "Ether send",
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"description": "In the function '_function_0xe9874106' a non-zero amount of Ether is sent to an address taken from storage slot 0.\nThere is a check on storage index 0. This storage slot can be written to by calling the function 'fallback'.\n\nThere is a check on storage index 1. This storage slot can be written to by calling the function 'fallback'.\nThere is a check on storage index 1. This storage slot can be written to by calling the function 'fallback'.",
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"function": "_function_0xe9874106",
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"type": "Warning",
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"address": 1285,
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"debug": "<DEBUG-DATA>",
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"filename": "<TESTDATA>/inputs/weak_random.sol",
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"lineno": 47,
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"code": "winningAddress.transfer(prize)"
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},
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{
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"title": "Exception state",
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"description": "A reachable exception (opcode 0xfe) has been detected. This can be caused by type errors, division by zero, out-of-bounds array access, or assert violations. This is acceptable in most situations. Note however that assert() should only be used to check invariants. Use require() for regular input checking. ",
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"function": "fallback",
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"type": "Informational",
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"address": 356,
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"debug": "<DEBUG-DATA>",
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"filename": "<TESTDATA>/inputs/weak_random.sol",
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"lineno": 11,
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"code": "prize / totalTickets"
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},
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{
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"title": "Exception state",
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"description": "A reachable exception (opcode 0xfe) has been detected. This can be caused by type errors, division by zero, out-of-bounds array access, or assert violations. This is acceptable in most situations. Note however that assert() should only be used to check invariants. Use require() for regular input checking. ",
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"function": "_function_0xe9874106",
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"type": "Informational",
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"address": 146,
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"debug": "<DEBUG-DATA>",
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"filename": "<TESTDATA>/inputs/weak_random.sol",
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"lineno": 11,
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"code": "prize / totalTickets"
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}
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]
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}
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