The check_1_6_dummy function in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x, and 1.10.x before 1.10.2 allows remote authenticated administrators to cause a denial of service (NULL pointer dereference and daemon crash) via a KRB5_KDB_DISALLOW_ALL_TIX create request that lacks a password.
CVE-2012-1013
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 86.2%
- KEV
- Not listed
Published
June 7, 2012
Last Modified
April 29, 2026
References (18)
- cve@mitrehttp://krbdev.mit.edu/rt/Ticket/Display.html?user=guest&pass=guest&id=7152
- cve@mitrehttp://mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2012-1131.html
- cve@mitrehttp://web.mit.edu/kerberos/krb5-1.10/
- cve@mitrehttp://www.mandriva.com/security/advisories?name=MDVSA-2012:102
- cve@mitrehttp://www.securityfocus.com/bid/53784
- cve@mitrehttps://bugzilla.redhat.com/show_bug.cgi?id=827517
- cve@mitrehttps://github.com/krb5/krb5/commit/c5be6209311d4a8f10fda37d0d3f876c1b33b77b
- cve@mitrehttps://hermes.opensuse.org/messages/15083635
- af854a3a-2127-422b-91ae-364da2661108http://krbdev.mit.edu/rt/Ticket/Display.html?user=guest&pass=guest&id=7152
- af854a3a-2127-422b-91ae-364da2661108http://mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html
- af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-1131.html
- af854a3a-2127-422b-91ae-364da2661108http://web.mit.edu/kerberos/krb5-1.10/
- af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2012:102
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/53784
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | krb5-kdc (1.9.1+dfsg-1ubuntu2.3) @ oneiric | 2026-05-29 | ubuntu |
| redhat | krb5-0:1.9-33.el6_3.2 | 2012-07-31 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
All Vendor Advisories
(2)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 10× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:23 UTCEPSS rescore
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- 2026-06-17 02:05 UTCOSV refresh
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 04:23 UTCEG score recompute
- 2026-05-29 04:23 UTCVendor advisory
- 2026-05-29 04:23 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
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Frequently asked(4)
What is CVE-2012-1013?
When was CVE-2012-1013 disclosed?
Is CVE-2012-1013 actively exploited?
How do I remediate CVE-2012-1013?
Dependency Blast Radius
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