Vulnerability record · CVE-2006-6143 · published 31 December 2006

CVE-2006-6143: Mit kerberos 5 vulnerability

Mit · Kerberos 5

The RPC library in Kerberos 5 1.4 through 1.4.4, and 1.5 through 1.5.1, as used in Kerberos administration daemon (kadmind) and other products that use this library, calls an uninitialized function pointer in freed memory, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.

9.3 CVSS 2.0 High EPSS 7.9% · top 5.5% CWE-824 · CWE-824

9.3CVSS 2.0 base score

7.9%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

58References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Ubuntu Linux Canonical

Kerberos 5 Mit

References

Link	Tags
http://docs.info.apple.com/article.html?artnum=305391	Broken Link
http://fedoranews.org/cms/node/2375	Broken Link
http://fedoranews.org/cms/node/2376	Broken Link
http://lists.apple.com/archives/Security-announce/2007/Apr/msg00001.html	Mailing List
http://lists.suse.com/archive/suse-security-announce/2007-Jan/0004.html	Broken Link
http://osvdb.org/31281	Broken Link
http://secunia.com/advisories/23667	Broken Link
http://secunia.com/advisories/23696	Broken Link
http://secunia.com/advisories/23701	Broken Link
http://secunia.com/advisories/23706	Broken Link
http://secunia.com/advisories/23707	Broken Link
http://secunia.com/advisories/23772	Broken Link
http://secunia.com/advisories/23903	Broken Link
http://secunia.com/advisories/24966	Broken Link
http://security.gentoo.org/glsa/glsa-200701-21.xml	Third Party Advisory
http://securitytracker.com/id?1017493	Broken LinkThird Party AdvisoryVDB Entry
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2006-002-rpc.txt	PatchVendor Advisory
http://www.kb.cert.org/vuls/id/481564	PatchThird Party AdvisoryUS Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2007:008	Third Party Advisory
http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.006.html	Broken Link
http://www.securityfocus.com/archive/1/456406/100/0/threaded	Broken LinkThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/21970	Broken LinkThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-408-1	Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA07-009B.html	Broken LinkPatchThird Party AdvisoryUS Government Resource
http://www.us-cert.gov/cas/techalerts/TA07-109A.html	Broken LinkThird Party AdvisoryUS Government Resource
http://www.vupen.com/english/advisories/2007/0111	Broken Link
http://www.vupen.com/english/advisories/2007/1470	Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/31422	Third Party AdvisoryVDB Entry
https://issues.rpath.com/browse/RPL-925	Broken Link
http://docs.info.apple.com/article.html?artnum=305391	Broken Link
http://fedoranews.org/cms/node/2375	Broken Link
http://fedoranews.org/cms/node/2376	Broken Link
http://lists.apple.com/archives/Security-announce/2007/Apr/msg00001.html	Mailing List
http://lists.suse.com/archive/suse-security-announce/2007-Jan/0004.html	Broken Link
http://osvdb.org/31281	Broken Link
http://secunia.com/advisories/23667	Broken Link
http://secunia.com/advisories/23696	Broken Link
http://secunia.com/advisories/23701	Broken Link
http://secunia.com/advisories/23706	Broken Link
http://secunia.com/advisories/23707	Broken Link

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Source: NIST National Vulnerability Database (record CVE-2006-6143), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.