CVE-2011-5000

    Dashboard / Vulnerabilities / CVE-2011-5000

    CVE-2011-5000

    Published: 5 Apr 2012Last Modified: 10 Apr 2026

    Summary:

    Details: The ssh_gssapi_parse_ename function in gss-serv.c in OpenSSH 5.8 and earlier, when gssapi-with-mic authentication is enabled, allows remote authenticated users to cause a denial of service (memory consumption) via a large value in a certain length field. NOTE: there may be limited scenarios in which this issue is relevant.

    References: http://rhn.redhat.com/errata/RHSA-2012-0884.html, http://seclists.org/fulldisclosure/2011/Aug/2, http://site.pi3.com.pl/adv/ssh_1.txt

    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