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NovaBox 奖励池遭遇攻击,黑客利用分配机制漏洞窃取 56.73 ETH

2026-06-11 09:08:53

ChainCatcher 消息,据 Bits.media 报道,NovaBox 平台的奖励池于 6 月 9 日在以太坊上遭到黑客攻击,损失约 56.73 枚 ETH,超过 130 名存款用户受影响。攻击者仅通过一笔交易就将池中资金从 65.11 ETH 耗尽至 0.09 ETH,占比约 99.86%。

安全公司 F12 表示,此次事件并非源于智能合约漏洞,而是奖励分配机制中的缺陷。攻击者通过 Aave V3 闪电贷借入 427.5 WETH,利用 NovaBox 在用户存取款时先发放股息后更新余额的机制漏洞。黑客先存入少量 NOVA 代币触发股息计算,再存入大量 ETH 使实际份额大幅增加,但由于系统未及时更新余额,仍按之前的小额份额计算股息,却按新的大额份额进行支付,产生了约 145.82 ETH 的“幻影股息”,从而耗尽奖励池。

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