CVE-2003-0689

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    CVE-2003-0689

    Published: 20 Oct 2003Last Modified: 10 Apr 2026

    Summary:

    Details: The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.

    References: http://www.redhat.com/support/errata/RHSA-2003-249.html, http://www.redhat.com/support/errata/RHSA-2003-249.html, http://www.redhat.com/support/errata/RHSA-2003-325.html

    Affected packages

    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