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歐科雲鏈:近期發生多起針對 Reflection 機制 Token 的攻擊,項目方須注意風險並採取措施避免更多損失

2023-02-12 00:25:59

ChainCatcher 消息,据歐科雲鏈 OKLink 安全團隊監測,近期出現多起針對 Reflection 機制 Token 的攻擊,目前被攻擊的代幣包括 DCUM、NWORDPASS、BEERS、TATA、LXR、DDOGE、PaaS、NyQuil、BNG 等幾十種 Reflection 機制 Token。

其中以 BNB Chain 為例,攻擊者通過閃電貸借入 BNB 並購買目標代幣,然後通過 deliver 函數或直接調用 burn 函數,影響 _rTotal 數值,從而影響所有持幣地址的餘額(包括 DEX 交易池)。交易池子目標代幣餘額減少,即相當於拉高該代幣價格,攻擊者可以使用目標代幣兌換出更多 BNB,從而獲利。歐科雲鏈 OKLink 安全團隊提醒,相關項目方注意風險並及時採取措施避免更多損失。(來源鏈接)

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