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Not calling approve(0) before setting a new approval causes the call to revert when used with Tether (USDT)

🗓️ 08 Apr 2022 00:00:00Reported by Code4renaType 
code423n4
 code423n4
🔗 github.com👁 13 Views

New approval needed before setting causes call to revert when with Tether (USDT). Tokens not implementing ERC20 standard properly. Impact on Uniswap pool asset

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17 May 2022 00:00Current
7High risk
Vulners AI Score7
13