mythril/tests/testdata/outputs_expected/ether_send.sol.o.markdown

# Analysis results for <TESTDATA>/inputs/ether_send.sol

## Ether send

- Type: Warning
- Contract: Unknown
- Function name: `withdrawfunds()`
- PC address: 816



### Description

In the function `withdrawfunds()` a non-zero amount of Ether is sent to msg.sender.

There is a check on storage index 1. This storage slot can be written to by calling the function `crowdfunding()`.
In *<TESTDATA>/inputs/ether_send.sol:18*

```
msg.sender.transfer(this.balance)
```

## Integer Overflow 

- Type: Warning
- Contract: Unknown
- Function name: `invest()`
- PC address: 483

### Description

A possible integer overflow exists in the function `invest()`.
The addition or multiplication may result in a value higher than the maximum representable integer.
In *<TESTDATA>/inputs/ether_send.sol:24*

```
balances[msg.sender] += msg.value
```