Improper Input Validation The advisory has been revoked - it doesn't affect any version of package krb5 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-UBUNTU1404-KRB5-638643
- published10 Sept 2020
- disclosed20 Nov 2013
Introduced: 20 Nov 2013
CVE-2013-1417 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream krb5 package and not the krb5 package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2013-1417
- https://bugzilla.redhat.com/show_bug.cgi?id=1030743
- https://github.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc
- http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html