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    CVE-2014-4345

    Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the LDAP KDB module in kadmind in MIT Kerberos 5 (aka krb5) 1.6.x through 1.11.x before 1.11.6 and 1.12.x before 1.12.2 allows remote authenticated users to cause a denial of service (buffer overflow) or possibly execute arbitrary code via a series of "cpw -keepold" commands.

    Published:Aug 7, 2014
    Last Modified:Apr 12, 2025
    EPS:Aug 14, 2014
    EPSS Score:0.05664
    CVSS Score:8.5

    Affected Products

    Vendor
    Mit
    Product
    Kerberos 5
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-40356 (CVSS 5.9) — In MIT Kerberos 5 (aka krb5) before 1.22.3, there is an integer underflow and resultant out-of-bounds read if …
    CVE-2026-40355 (CVSS 5.9) — In MIT Kerberos 5 (aka krb5) before 1.22.3, there is a NULL pointer dereference if an application calls gss_ac…
    CVE-2024-37370 (CVSS 7.5) — In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confid…
    CVE-2024-37371 (CVSS 9.1) — In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message toke…
    CVE-2024-26462 (CVSS 5.5) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/kdc/ndr.c.…
    CVE-2024-26461 (CVSS 7.5) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c.…
    CVE-2024-26458 (CVSS 5.3) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c.…
    CVE-2025-24528 (CVSS 7.1) — In MIT Kerberos 5 (aka krb5) before 1.22 (with incremental propagation), there is an integer overflow for a la…
    CVE-2023-39975 (CVSS 8.8) — kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an aut…
    CVE-2023-36054 (CVSS 6.5) — lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) before 1.20.2 and 1.21.x before 1.21.1 frees an uninitia…

    References

    http://advisories.mageia.org/MGASA-2014-0345.html
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
    http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980
    http://linux.oracle.com/errata/ELSA-2014-1255.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136640.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/137056.html
    http://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.html
    http://lists.opensuse.org/opensuse-updates/2014-08/msg00030.html
    http://rhn.redhat.com/errata/RHSA-2014-1255.html
    http://rhn.redhat.com/errata/RHSA-2015-0439.html
    http://secunia.com/advisories/59102
    http://secunia.com/advisories/59415
    http://secunia.com/advisories/59993
    http://secunia.com/advisories/60535
    http://secunia.com/advisories/60776
    http://secunia.com/advisories/61314
    http://secunia.com/advisories/61353
    http://security.gentoo.org/glsa/glsa-201412-53.xml
    http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txt
    http://www.debian.org/security/2014/dsa-3000
    http://www.mandriva.com/security/advisories?name=MDVSA-2014:165
    http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
    http://www.osvdb.org/109908
    http://www.securityfocus.com/bid/69168
    http://www.securitytracker.com/id/1030705
    https://blogs.oracle.com/sunsecurity/entry/cve_2014_4345_numeric_errors
    https://bugzilla.redhat.com/show_bug.cgi?id=1128157
    https://exchange.xforce.ibmcloud.com/vulnerabilities/95212
    https://github.com/krb5/krb5/commit/dc7ed55c689d57de7f7408b34631bf06fec9dab1
    https://github.com/krb5/krb5/pull/181
    http://advisories.mageia.org/MGASA-2014-0345.html
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
    http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980
    http://linux.oracle.com/errata/ELSA-2014-1255.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136640.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/137056.html
    http://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.html
    http://lists.opensuse.org/opensuse-updates/2014-08/msg00030.html
    http://rhn.redhat.com/errata/RHSA-2014-1255.html
    http://rhn.redhat.com/errata/RHSA-2015-0439.html
    http://secunia.com/advisories/59102
    http://secunia.com/advisories/59415
    http://secunia.com/advisories/59993
    http://secunia.com/advisories/60535
    http://secunia.com/advisories/60776
    http://secunia.com/advisories/61314
    http://secunia.com/advisories/61353
    http://security.gentoo.org/glsa/glsa-201412-53.xml
    http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txt
    http://www.debian.org/security/2014/dsa-3000
    http://www.mandriva.com/security/advisories?name=MDVSA-2014:165
    http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
    http://www.osvdb.org/109908
    http://www.securityfocus.com/bid/69168
    http://www.securitytracker.com/id/1030705
    https://blogs.oracle.com/sunsecurity/entry/cve_2014_4345_numeric_errors
    https://bugzilla.redhat.com/show_bug.cgi?id=1128157
    https://exchange.xforce.ibmcloud.com/vulnerabilities/95212
    https://github.com/krb5/krb5/commit/dc7ed55c689d57de7f7408b34631bf06fec9dab1
    https://github.com/krb5/krb5/pull/181

    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