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    CVE-2021-33403

    An integer overflow in the transfer function of a smart contract implementation for Lancer Token, an Ethereum ERC20 token, allows the owner to cause unexpected financial losses between two large accounts during a transaction.

    Published:Aug 3, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 3, 2021
    EPSS Score:0.00213
    CVSS Score:7.5

    Affected Products

    Vendor
    Blocklancertoken Project
    Product
    Blocklancertoken

    Exploits

    https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#codehttps://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.mdhttps://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#codehttps://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    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