攻击者调⽤invest函数时, end_date 输⼊为0,此时合约未验证⽤户输⼊,因此合约可以继续运⾏, duration[msg.sender] = 0 ,⽽在 _Check_reward 函数中也未验证 durations 的值,并且在 _Check_reward 函数中使⽤了全局变量来参与计算,多重因素造成了⼀错误的奖励值。 免责声明 本文来自腾讯新闻客户...
漏洞合约为项⽬的 StakingPool合约,在 _Check_reward 函数中,当 durations 为0时,条件判断没有覆盖,会返回⼀个上次的全局变量值(预期外的值),造成奖励计算错误。 攻击者调⽤invest函数时, end_date 输⼊为0,此时合约未验证⽤户输⼊,因此合约可以继续运⾏, duration[msg.sender] = 0 ,⽽在 _Ch...
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The total duration of the exam is 120 minutes. Candidates who wish to appear for AIIMS B.Sc. Nursing (Post-Basic) should know that 70 multiple-choice questions are asked. The total duration of the exam is 90 minutes (1.5 hours). Based on the entrance exam, AIIMS declares the course-...
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