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    CVE-2022-41916

    Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.

    Published:Nov 15, 2022
    Last Modified:Apr 23, 2025
    EPS:Nov 15, 2022
    EPSS Score:0.00232
    CVSS Score:5.9

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Heimdal Project
    Product
    Heimdal

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-193 Off-by-one Error

    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