code-423n4 / 2021-11-nested-findings

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`safeApprove` is deprecated #152

Closed code423n4 closed 2 years ago

code423n4 commented 2 years ago

Handle

gzeon

Vulnerability details

Impact

safeApprove is deprecated, see https://github.com/OpenZeppelin/openzeppelin-contracts/blob/566a774222707e424896c0c390a84dc3c13bdcb2/contracts/token/ERC20/utils/SafeERC20.sol#L38

Proof of Concept

https://github.com/code-423n4/2021-11-nested/blob/f646002b692ca5fa3631acfff87dda897541cf41/contracts/libraries/ExchangeHelpers.sol#L40

maximebrugel commented 2 years ago

Duplicated : #50