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Code423n4
Code423n4
added 2022/02/22 12:00 a.m.14 views

permit() without updating nonce can result in replay attacks

Lines of code Vulnerability details Impact In PermitAndMulticall.sol the permit is called on the permitToken which allows you to sign the meta-transaction while someone else can submit it to the blockchain on your behalf. The problem is that a valid signature might be used several times in other...

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