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慢霧:Little Boy Plus 遭遇攻擊,損失約 37.8 萬美元

2026-06-18 10:11:55

ChainCatcher 消息,据慢雾監測,Little Boy Plus 遭遇攻擊,損失約 377,642 枚 USDT(約 610.555 枚 BNB)。漏洞原因在於 LBPHashrate 合約的 _update 函數可透過零值 transferFrom 調用觸發,繞過 OpenZeppelin 的授權檢查,攻擊者可無需授權調用該函數,觸發 _harvest 並透過 LBP.mintReward 向 PancakePair 地址鑄造 LBP 代幣。鑄造的 LBP 增加對池餘額但不改變儲備,攻擊者隨後透過 PancakePair.swap 耗盡 USDT。

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