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    CVE-2023-30837

    Vyper is a pythonic smart contract language for the EVM. The storage allocator does not guard against allocation overflows in versions prior to 0.3.8. An attacker can overwrite the owner variable. This issue was fixed in version 0.3.8.

    Published:May 8, 2023
    Last Modified:Jan 29, 2025
    EPS:May 8, 2023
    EPSS Score:0.0016
    CVSS Score:7.5

    Affected Products

    Vendor
    Vyperlang
    Product
    Vyper

    Exploits

    https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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