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code-423n4 / 2022-05-rubicon-findings

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Upgraded Q -> M from 203 [1656337692797] #488

Closed code423n4 closed 2 years ago

code423n4 commented 2 years ago

Judge has assessed an item in Issue #203 as Medium risk. The relevant finding follows:

HickupHH3 commented 2 years ago
  1. A second call to the function may revert Some ERC20 tokens, such as Tether, revert() if approve() is called a second time without having called approve(0) first dup of #100