CVE-2013-1416

Name: CVE-2013-1416
Creator: NVD / NIST
Published: 2013-04-19T11:44:26.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.92%

Last modified Jun 16, 2026

CVE-2013-1416 is a vulnerability of currently unknown severity. The prep_reprocess_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.5 does not properly perform service-principal realm referral, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS-REQ request.. EPSS estimates a 2.92% chance of exploitation in the next 30 days.

Description

The prep_reprocess_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.5 does not properly perform service-principal realm referral, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS-REQ request.

Metrics

EPSS Probability

2.92%

85.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Mit	Kerberos 5	< 1.10.5
Opensuse	Opensuse	11.4
Opensuse	Opensuse	12.1
Opensuse	Opensuse	12.2
Opensuse	Opensuse	12.3
Fedoraproject	Fedora	17
Fedoraproject	Fedora	18
Redhat	Enterprise Linux Desktop	6.0
Redhat	Enterprise Linux Eus	6.4
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Server Aus	6.4
Redhat	Enterprise Linux Workstation	6.0

References

http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-0748.htmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:157Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:158Third Party Advisory
https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81Patch, Third Party Advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-0748.htmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:157Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:158Third Party Advisory
https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81Patch, Third Party Advisory

Timeline

Published: Apr 19, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-1416?

How severe is CVE-2013-1416?

Severity scoring for CVE-2013-1416 is pending analysis. The EPSS model estimates a 2.92% probability of exploitation in the next 30 days.

How do I fix CVE-2013-1416?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-1416?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST