CVE Database


Impact: Moderate
Public: 2013-11-04
CWE: CWE-476
Bugzilla: 1026942: CVE-2013-1418 krb5: multi-realm KDC null dereference leads to crash
IAVA: 2013-B-0130


It was found that if a KDC served multiple realms, certain requests could cause the setup_server_realm() function to dereference a NULL pointer. A remote, unauthenticated attacker could use this flaw to crash the KDC using a specially crafted request.

Find out more about CVE-2013-1418 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 4.3
Base Metrics: AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (krb5) RHSA-2014:1245 September 16, 2014
Red Hat Enterprise Linux version 6 (krb5) RHSA-2014:1389 October 13, 2014

External References

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