CVE-2021-34121

    Dashboard / Vulnerabilities / CVE-2021-34121

    CVE-2021-34121

    Published: 18 Jul 2023Last Modified: 8 Jul 2026

    Summary:

    Details: An Out of Bounds flaw was discovered in htmodoc 1.9.12 in function parse_tree() in toc.cxx, this possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.

    References: https://github.com/michaelrsweet/htmldoc/issues/433, https://github.com/michaelrsweet/htmldoc/commit/c67bbd8756f015e33e4ba639a40c7f9d8bd9e8ab

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- df5d3010151a506c5ca138548aac02b37fb421f9
    Fixed -None

    Affected versions

    1.9.12

    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
    CVE-2021-34121 | CVE-DB