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    CVE-2018-10299

    An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two _receivers arguments in conjunction with a large _value argument, as exploited in the wild in April 2018, aka the "batchOverflow" issue.

    Published:Apr 23, 2018
    Last Modified:Nov 21, 2024
    EPS:Apr 23, 2018
    EPSS Score:0.012
    CVSS Score:7.5

    Affected Products

    Vendor
    Beauty
    Product
    Beauty Ecosystem Coin

    Exploits

    https://dasp.co/#item-3https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30ehttps://peckshield.com/2018/04/22/batchOverflow/https://dasp.co/#item-3https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30ehttps://peckshield.com/2018/04/22/batchOverflow/https://github.com/phzietsman/batchOverflow

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    References

    https://dasp.co/#item-3
    https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e
    https://peckshield.com/2018/04/22/batchOverflow/
    https://support.okex.com/hc/en-us/articles/360002944212-BeautyChain-BEC-Withdrawal-and-Trading-Suspended
    https://twitter.com/OKEx_/status/987967343983714304
    https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/
    https://dasp.co/#item-3
    https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e
    https://peckshield.com/2018/04/22/batchOverflow/
    https://support.okex.com/hc/en-us/articles/360002944212-BeautyChain-BEC-Withdrawal-and-Trading-Suspended
    https://twitter.com/OKEx_/status/987967343983714304
    https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High