Submission Details
Severity:
`MondrianWallet._payPrefund(uint256)` sends eth to arbitrary user making it vulnerable to a reentrancy attack.
Summary
Unprotected call to a function sending Ether to an arbitrary address.
Vulnerability Details
Unprotected call to a function sent via MockEntryPoint._compensate(address,uint256) (src/mocks/MockEntryPoint.sol#1138-1142).
Impact
The _payPrefund function could be susceptible to reentrancy attacks.
Tools Used
Slither
Recommendations
Ensure that an arbitrary user cannot withdraw unauthorized funds.
Rewards breakdown
nSLOC
89This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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