Submission Details
Severity:
Dubious Typecast
Summary
Dubious typecast in PuppyRaffle.selectWinner() function
Vulnerability Details
Location:
Dubious typecast in PuppyRaffle.selectWinner() (src/PuppyRaffle.sol#125-154):
uint256 => uint64 casting occurs in totalFees = totalFees + uint64(fee) (src/PuppyRaffle.sol#134)
Impact
Mapping can be easily manipulated
Tools Used
Audit Wizard (Slither)
Recommendations
Use clear constants
Rewards breakdown
nSLOC
143This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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