CVE-2011-1529
MIT Kerberos 5 1.8-1.8.4 and 1.9-1.9.1 - Denial of Service via KDC Lockout Policy Lookup
Title source: llmDescription
The lookup_lockout_policy function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 through 1.8.4 and 1.9 through 1.9.1, when the db2 (aka Berkeley DB) or LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger certain process_as_req errors.
References (6)
Core 6
Core References
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2011:159
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2011:160
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.html
US Government Resource third-party-advisory
x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/659251
Vendor Advisory x_refsource_confirm
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txt
Vendor Advisory vendor-advisory
x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2011-1379.html
Scores
EPSS
0.0238
EPSS Percentile
85.2%
Details
CWE
CWE-20
Status
published
Products (7)
mit/kerberos_5
1.8
mit/kerberos_5
1.8.1
mit/kerberos_5
1.8.2
mit/kerberos_5
1.8.3
mit/kerberos_5
1.8.4
mit/kerberos_5
1.9
mit/kerberos_5
1.9.1
Published
Oct 20, 2011
Tracked Since
Feb 18, 2026