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SOL $74.47 -2.73%
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LINK $7.83 -1.57%
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AAVE $93.86 -3.66%
SUI $0.7151 -2.44%
XLM $0.1800 -3.18%
ZEC $492.34 -7.68%
BTC $61,921.50 -2.88%
ETH $1,758.32 -2.36%
BNB $565.16 -1.35%
XRP $1.05 -2.22%
SOL $74.47 -2.73%
TRX $0.3241 -2.13%
DOGE $0.0714 -1.47%
ADA $0.1563 -3.11%
BCH $234.02 -2.62%
LINK $7.83 -1.57%
HYPE $63.16 -5.79%
AAVE $93.86 -3.66%
SUI $0.7151 -2.44%
XLM $0.1800 -3.18%
ZEC $492.34 -7.68%

成都链安:whaleswap.finance 项目遭受攻击,至少损失 5,946 个 BUSD 和 5964 个 USDT

2022-06-21 08:11:38
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链捕手消息,据成都链安“链必应-区块链安全态势感知平台”安全舆情监控数据显示,whaleswap.finance项目遭受攻击,成都链安技术团队分析发现原因可能是因为whaleswap.finance Pair合约的K值校验存在问题。每当用户在进行交换时,K值校验中传入的参数量级存在问题,造成K值校验失效。攻击者先通过闪电贷借一笔BSC-USD,之后归还闪电贷时K值校验参数量级为10000^4。而K值校验时采取的参数校验量级为10000^2,导致K校验失效。

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