One of Largest Ethereum Layer 2s Faces Critical Vulnerability, But Funds Are Safe - BitcoinEthereumNews.com
अरमान शिरीनयान The team needed only a few hours to fix the crucial vulnerability Optimism, one of the largest Layer 2 solutions for Ethereum, has तय a critical vulnerability within hours of confirmation which allowed the network to avoid an exploit that couldve cost millions for Optimism users. On Feb. 2, software engineer Jay Freeman behind Cydia and Orchid, who goes by the name of saurik, cautioned the Optimism team about the existence of a crucial vulnerability in the Geth fork. The bug allowed the “creation” of ETH on the Optimism contract by exploiting the “selfdestruct” function on the contract that was holding layer 1s coins. According to the chain history of Optimism, the bug hasn‘t been used by scammers or hackers. As the contract’s page suggests, the vulnerability has been used once by an undisclosed Etherscan employee who accidentally used the function but didnt generate usable ETH. The fix has been developed shortly after. It was then silently deployed on the testnet network and released on the main network of Optimism. According to Optimisms medium article, it took developers only a few hours from the time of initial confirmation to come up with the fix. The development team behind the layer 2 solution has already