CVE-2012-1013: Null Pointer Dereference
First published: Fri Jun 01 2012(Updated: )
MIT Kerberos 5 version 1.10.2 was released [1] and noted as fixing: * Fix a kadmind denial of service issue (null pointer dereference), which could only be triggered by an administrator with the "create" privilege. [<a href="https://access.redhat.com/security/cve/CVE-2012-1013">CVE-2012-1013</a>] No information is currently available on which versions are affected by this flaw. [1] <a href="http://mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html">http://mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html</a>
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MIT Kerberos 5 Application | =1.8 | |
| MIT Kerberos 5 Application | =1.8.1 | |
| MIT Kerberos 5 Application | =1.8.2 | |
| MIT Kerberos 5 Application | =1.8.3 | |
| MIT Kerberos 5 Application | =1.8.4 | |
| MIT Kerberos 5 Application | =1.8.5 | |
| MIT Kerberos 5 Application | =1.8.6 | |
| MIT Kerberos 5 Application | =1.9 | |
| MIT Kerberos 5 Application | =1.9.1 | |
| MIT Kerberos 5 Application | =1.9.2 | |
| MIT Kerberos 5 Application | =1.9.3 | |
| MIT Kerberos 5 Application | =1.10 | |
| MIT Kerberos 5 Application | =1.10.1 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2012-1013
- http://mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7152
- https://github.com/krb5/krb5/commit/c5be6209311d4a8f10fda37d0d3f876c1b33b77b
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=827598
- https://rhn.redhat.com/errata/RHSA-2012-1131.html
- https://bugzilla.redhat.com/show_bug.cgi?id=827517
- http://krbdev.mit.edu/rt/Ticket/Display.html?user=guest&pass=guest&id=7152
- http://rhn.redhat.com/errata/RHSA-2012-1131.html
- http://web.mit.edu/kerberos/krb5-1.10/
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:102
- http://www.securityfocus.com/bid/53784
- https://hermes.opensuse.org/messages/15083635
Frequently Asked Questions
What is the severity of CVE-2012-1013?
CVE-2012-1013 is classified as a medium severity vulnerability due to its potential for causing a denial of service.
How do I fix CVE-2012-1013?
To fix CVE-2012-1013, you should upgrade to MIT Kerberos version 1.10.2 or later.
Which versions of MIT Kerberos are affected by CVE-2012-1013?
CVE-2012-1013 affects MIT Kerberos versions 1.8 through 1.10.1.
What type of attack does CVE-2012-1013 involve?
CVE-2012-1013 involves a denial of service attack that can be triggered by an administrator with create privileges.
Is user interaction required to exploit CVE-2012-1013?
Yes, exploiting CVE-2012-1013 requires interaction from an administrator with specific privileges.
- collector/redhat-bugzilla
- alias/CVE-2012-1013
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- canonical/mit kerberos 5 application
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- version/mit kerberos 5 application/1.8.3
- version/mit kerberos 5 application/1.8.4
- version/mit kerberos 5 application/1.8.5
- version/mit kerberos 5 application/1.8.6
- version/mit kerberos 5 application/1.9
- version/mit kerberos 5 application/1.9.1
- version/mit kerberos 5 application/1.9.2
- version/mit kerberos 5 application/1.9.3
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