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code-423n4 / 2022-09-nouns-builder-findings

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Contracts that lock Ether #702

Closed code423n4 closed 1 year ago

code423n4 commented 1 year ago

Lines of code

https://github.com/code-423n4/2022-09-nouns-builder/blob/7e9fddbbacdd7d7812e912a369cfd862ee67dc03/src/governance/treasury/Treasury.sol#L269

Vulnerability details

Impact

When receive function, hasn't a revert() all ethers send contracts will be locked forever.

Proof of Concept

Bob send ether to contract, funds were locked forever and Bob lost money.

Tools Used

manually

Recommended Mitigation Steps

Remove the payable attribute or add a withdraw function.

GalloDaSballo commented 1 year ago

Nope https://github.com/code-423n4/2022-09-nouns-builder/blob/7e9fddbbacdd7d7812e912a369cfd862ee67dc03/src/governance/treasury/Treasury.sol#L164