Multichain vulnerability put a billion dollars at risk, says security firm that found the bug by Timccopeland & Yogita_Khatri5
in crypto could have been “enormous,” according to the company that disclosed the vulnerability last week.providing more details. It said that the amount of money at risk could have been worth more than $1 billion.
Multicoin is a cross-chain protocol that allows its users to swap tokens across blockchains. According to Dedaub, the bug led to two major vulnerabilities in two blockchain contracts. The bug impacted a few accounts looking after huge sums of money, a bridge between the Ethereum and Fantom blockchains, some of the same contracts on other blockchains and 5,000 addresses that had interacted with the Multichain protocol.
The main would-be victim account, the AnySwap Fantom Bridge, was holding over $367 million in WETH by itself, said Dedaub. The risk on the other networks, i.e., Binance Smart Chain, Polygon, Avalanche, and Fantom, was estimated at around $40 million, said Dedaub.
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