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    CVE-2021-45699

    An issue was discovered in the ckb crate before 0.40.0 for Rust. Remote attackers may be able to conduct a 51% attack against the Nervos CKB blockchain by triggering an inability to allocate memory for the misbehavior HashMap.

    Published:Dec 26, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 26, 2021
    EPSS Score:0.0055
    CVSS Score:7.5

    Affected Products

    Vendor
    Nervos
    Product
    Ckb

    Exploits

    No exploit reference

    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