Submission Details
Severity:
`sellProfits` is inaccessible by setting immutable variable `WETH` to `address(0)`
Vulnerability Details
As there is missing address(0) check for immutable variables at Fees.sol’s constructor, malicious actor can set WETH to address(0) and makes sellProfits unusable.
Impact
Causes undermining the profit distribution mechanism and disrupts intended functionality of the contract.
Tools Used
Manual Code Review
Recommendations
Add zero-address checks
constructor(address _weth, address _staking) {
+ require(_weth != address(0), "weth address can't be address(0)");
WETH = _weth;
staking = _staking;
}
Prize pool breakdown
Total prize
20,000 USDC
nSLOC
70628 USDC / LOC
18,000 USDC
2,000 USDC
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