The AuctionEnded event can be emitted multiple times for the same auction. This can lead to DoS attacks on event consumers.
Method Auction::checkAuctionEnded
have no check if the event was already emitted. This can lead to multiple calls to the AuctionEnded
event.
/contracts/zeno/Auction.sol
This can be used to spam the network with multiple events, which can lead to DoS attacks on event consumers.
Add a check if the event was already emitted.
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