CVE-2014-4344

CVSS V2 High 7.8 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2014-4344
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2014-08-14T05:01:49
  • Last Modified Date
  • 2020-01-21T15:46:47
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
References
Reference URL Reference Tags
https://github.com/krb5/krb5/commit/a7886f0ed1277c69142b14a2c6629175a6331edc Patch Issue Tracking Third Party Advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970 Issue Tracking Third Party Advisory
http://www.debian.org/security/2014/dsa-3000 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0439.html Third Party Advisory
https://github.com/krb5/krb5/commit/524688ce87a15fc75f87efc8c039ba4c7d5c197b
https://bugzilla.redhat.com/show_bug.cgi?id=1121877
http://www.securitytracker.com/id/1030706
http://www.securityfocus.com/bid/69160
http://www.osvdb.org/109389
http://www.mandriva.com/security/advisories?name=MDVSA-2014:165
http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15561.html
http://secunia.com/advisories/61051
http://secunia.com/advisories/60448
http://secunia.com/advisories/60082
http://secunia.com/advisories/59102
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html
http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc
http://advisories.mageia.org/MGASA-2014-0345.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/95210
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2014-4344
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4344
History
Created Old Value New Value Data Type Notes
2022-05-10 16:53:03 Added to TrackCVE
2022-12-02 00:15:15 2014-08-14T05:01Z 2014-08-14T05:01:49 CVE Published Date updated
2022-12-02 00:15:15 2020-01-21T15:46:47 CVE Modified Date updated
2022-12-02 00:15:15 Modified Vulnerability Status updated