CVEvulnerability
CVE-2014-4344
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2014-08-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-476
Description
The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation.
Affected configurations
• debian debian linux 7.0
• redhat enterprise linux desktop 7.0
• redhat enterprise linux hpc node 7.0
• redhat enterprise linux server 7.0
• redhat enterprise linux workstation 7.0
• mit kerberos 5 1.10
• mit kerberos 5 1.10.1
• mit kerberos 5 1.10.2
• mit kerberos 5 1.10.3
• mit kerberos 5 1.10.4
• mit kerberos 5 1.11
• mit kerberos 5 1.11.1
• mit kerberos 5 1.11.2
• mit kerberos 5 1.11.3
• mit kerberos 5 1.11.4
• mit kerberos 5 1.11.5
• mit kerberos 5 1.12
• mit kerberos 5 1.12.1
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://advisories.mageia.org/MGASA-2014-0345.html advisories.mageia.org
- http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc aix.software.ibm.com
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970 Issue Tracking, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html lists.fedoraproject.org
- http://rhn.redhat.com/errata/RHSA-2015-0439.html Third Party Advisory
- http://secunia.com/advisories/59102 secunia.com
- http://secunia.com/advisories/60082 secunia.com
- http://secunia.com/advisories/60448 secunia.com
- http://secunia.com/advisories/61051 secunia.com
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15561.html support.f5.com
- http://www.debian.org/security/2014/dsa-3000 Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:165 www.mandriva.com
- http://www.osvdb.org/109389 www.osvdb.org
- http://www.securityfocus.com/bid/69160 www.securityfocus.com
- http://www.securitytracker.com/id/1030706 www.securitytracker.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1121877 bugzilla.redhat.com
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95210 exchange.xforce.ibmcloud.com
- https://github.com/krb5/krb5/commit/524688ce87a15fc75f87efc8c039ba4c7d5c197b github.com
- https://github.com/krb5/krb5/commit/a7886f0ed1277c69142b14a2c6629175a6331edc Issue Tracking, Patch, Third Party Advisory
- http://advisories.mageia.org/MGASA-2014-0345.html advisories.mageia.org
- http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc aix.software.ibm.com
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970 Issue Tracking, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html lists.fedoraproject.org
- http://rhn.redhat.com/errata/RHSA-2015-0439.html Third Party Advisory
- http://secunia.com/advisories/59102 secunia.com
- http://secunia.com/advisories/60082 secunia.com
- http://secunia.com/advisories/60448 secunia.com
- http://secunia.com/advisories/61051 secunia.com
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15561.html support.f5.com
- http://www.debian.org/security/2014/dsa-3000 Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:165 www.mandriva.com
- http://www.osvdb.org/109389 www.osvdb.org
- http://www.securityfocus.com/bid/69160 www.securityfocus.com
- http://www.securitytracker.com/id/1030706 www.securitytracker.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1121877 bugzilla.redhat.com
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95210 exchange.xforce.ibmcloud.com
- https://github.com/krb5/krb5/commit/524688ce87a15fc75f87efc8c039ba4c7d5c197b github.com
- https://github.com/krb5/krb5/commit/a7886f0ed1277c69142b14a2c6629175a6331edc Issue Tracking, Patch, Third Party Advisory