PrizePool.awardExternalERC721() Erroneously Emits Events

Handle leastwood Vulnerability details Impact The awardExternalERC721 function uses solidity's try and catch statement to ensure a single tokenId cannot deny function execution. If the try statement fails, an ErrorAwardingExternalERC721 event is emitted with the relevant error, however, the faile...

nTokenERC20Proxy emits events even when not success

Handle cmichel Vulnerability details Vulnerability Details The nTokenERC20Proxy functions emit events all the time, even if the return value from the inner call returns false indicating an unsuccessful action. Impact An off-chain script scanning for Transfer or Approval events can be tricked into...