CVE-2014-5354

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    CVE-2014-5354

    Published: 16 Dec 2014Last Modified: 10 Apr 2026

    Summary:

    Details: plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by creating a database entry for a keyless principal, as demonstrated by a kadmin "add_principal -nokey" or "purgekeys -all" command.

    References: http://www.ubuntu.com/usn/USN-2498-1, https://github.com/krb5/krb5/commit/04038bf3633c4b909b5ded3072dc88c8c419bf16, http://lists.opensuse.org/opensuse-updates/2015-03/msg00061.html, http://www.securityfocus.com/bid/71680, http://www.securitytracker.com/id/1031376

    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