CVE-2013-1417: Input Validation
First published: Fri Nov 15 2013(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/krb5 | <1.11.4 | 1.11.4 |
| Kerberos | =1.11 | |
| Kerberos | =1.11.1 | |
| Kerberos | =1.11.2 | |
| Kerberos | =1.11.3 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1030744
- https://bugzilla.redhat.com/show_bug.cgi?id=1030743
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html
- http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
Frequently Asked Questions
What is the severity of CVE-2013-1417?
CVE-2013-1417 has a severity rating that indicates it could lead to a denial of service due to a daemon crash.
How do I fix CVE-2013-1417?
To fix CVE-2013-1417, upgrade to MIT Kerberos 5 version 1.11.4 or later.
Which versions of MIT Kerberos 5 are affected by CVE-2013-1417?
CVE-2013-1417 affects MIT Kerberos 5 versions 1.11 through 1.11.3.
Can CVE-2013-1417 be exploited remotely?
Yes, CVE-2013-1417 can be exploited remotely by authenticated users.
What type of vulnerability is CVE-2013-1417?
CVE-2013-1417 is a denial of service vulnerability that can cause a crash in the Key Distribution Center.
- collector/redhat-bugzilla
- alias/CVE-2013-1417
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/references
- agent/description
- agent/author
- agent/severity
- agent/weakness
- agent/remedy
- agent/event
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/softwarecombine
- package-manager/redhat
- vendor/mit
- canonical/kerberos
- version/kerberos/1.11
- version/kerberos/1.11.1
- version/kerberos/1.11.2
- version/kerberos/1.11.3