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CVE-2013-1417

3.5 · LOW

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…

Published Nov 20, 2013mitCWE-20EPSS 1.93%

Overview

CVE-2013-1417 is a low-severity vulnerability affecting mit kerberos_5. It was published on November 20, 2013 and has a CVSS 2.0 base score of 3.5 (LOW).

This vulnerability has a CVSS 2.0 base score of 3.5, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from mit. Update kerberos_5 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reflists.opensuse.org/opensuse-updates/2013-12/msg00026.htmlRefweb.mit.edu/kerberos/krb5-1.11/README-1.11.4.txtRefbugzilla.redhat.com/show_bug.cgi?id=1030743GitHubgithub.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62accReflists.opensuse.org/opensuse-updates/2013-12/msg00026.htmlRefweb.mit.edu/kerberos/krb5-1.11/README-1.11.4.txtRefbugzilla.redhat.com/show_bug.cgi?id=1030743GitHubgithub.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc

How CyberStrike helps

Frequently asked questions

What is CVE-2013-1417?

CVE-2013-1417 is a low-severity vulnerability affecting mit kerberos_5. It was published on November 20, 2013 and has a CVSS 2.0 base score of 3.5 (LOW).

How severe is CVE-2013-1417?

This vulnerability has a CVSS 2.0 base score of 3.5, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2013-1417?

Check the references section for vendor advisories and patches from mit. Update kerberos_5 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2013-1417?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-1417 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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