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跨链聚合协议 Li.Finance 遭黑客攻击,损失约 60 万美元

2022-03-21 11:04:29

链捕手消息,跨链聚合协议Li.Finance发布博客表示,该项目智能合约在3月20日遭到黑客攻击,约 60 万美元从 29 个钱包中被盗。目前该漏洞已修复。

成都链安指出,该项目智能合约函数中存在call注入攻击,可通过构造恶意的数据(_swapData)控制call调用的参数。在本次攻击事件中,攻击者恶意构建callTo地址为对应的代币合约地址,并调用代币合约的transferFrom函数转走受害地址的代币。

Li.Finance表示,在 29 个受影响的钱包中,该项目立即偿还了其中的 25 个(86%),总金额为 8 万美元。对于剩下的 4 个钱包(名义规模约 517,000 美元),为了减少项目资金损失,团队提议将损失的资金转化为对 LI.FI 的天使投资,并正在联系相应地址所有者。

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