CVE-2013-1417

Name: CVE-2013-1417
Creator: NVD / NIST
Published: 2013-11-20T14:12:44.96+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.93%

Last modified Jun 16, 2026

CVE-2013-1417 is a vulnerability of currently unknown severity. do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.. EPSS estimates a 1.93% chance of exploitation in the next 30 days.

Description

do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.

Metrics

EPSS Probability

1.93%

77.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Mit	Kerberos 5	1.11
Mit	Kerberos 5	1.11.1
Mit	Kerberos 5	1.11.2
Mit	Kerberos 5	1.11.3

References

Timeline

Published: Nov 20, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-1417?

How severe is CVE-2013-1417?

Severity scoring for CVE-2013-1417 is pending analysis. The EPSS model estimates a 1.93% probability of exploitation in the next 30 days.

How do I fix CVE-2013-1417?

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-2013-1417?

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

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Source: NVD / NIST