Submission Details
Severity:
Fees::sellProfits doesn’t call approve function
Vulnerability Details
Fees::sellProfits doesn’t call approve function so that transferFrom cannot be executed in the Uniswap, which results in the lock of funds.
Impact
All of the fees are locked.
Tools Used
manual
Recommendations
function sellProfits(address _profits) public {
require(_profits != WETH, "not allowed");
uint256 amount = IERC20(_profits).balanceOf(address(this));
+ IERC20(_profits).approve(address(swapRouter), amount);
ISwapRouter.ExactInputSingleParams memory params = ISwapRouter
Prize pool breakdown
Total prize
20,000 USDC
nSLOC
70628
USDC / LOC
18,000 USDC
2,000 USDC
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