Submission Details
Severity:
IERC20 `transfer` and `transferFrom` return value not checked and should avoid transfer zero amount.
Summary
IERC20 transfer and transferFrom return value not checked and should avoid transfer zero amount.
Vulnerability Details
the transaction is completed despite the failure of the transfer
Impact
user or protocol lost fund
Tools Used
manual
Recommendations
check transfer return value or use safeERC20 instead of ERC20
Prize pool breakdown
Total prize
20,000 USDC
nSLOC
70628
USDC / LOC
18,000 USDC
2,000 USDC
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