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Paradigm 安全研究员 samczsun:Nomad 副本合约存在致命缺陷,3 小时内被黑客榨取超过 1.5 亿美元

2022-08-02 08:56:01

链捕手消息,Paradigm 安全研究员samczsun证实Nomad遭到黑客攻击,被榨干了超过 1.5 亿美元,并表示其副本合约存在致命缺陷,一次常规升级将零散列标记为有效的根,其效果是允许在Nomad上欺骗信息。攻击者利用这一点来复制/粘贴交易,并在疯狂的自由竞争中迅速耗尽了桥上的资产。

据defillama数据,跨链通讯协议Nomad TVL快速在三个小时内从1.6亿美元流失到仅为1794美元。

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