CVE-2011-1528
The krb5_ldap_lockout_audit 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 LDAP back end is used, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via unspecified vectors, related to the locked_check_p function. NOTE: the Berkeley DB vector is covered by CVE-2011-4151.
Key facts
- CVSS score
- 7.8 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 4.2% (91th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-1529)
- Published
- October 20, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-1529 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mit / kerberos 5
- mit / kerberos 5
- mit / kerberos 5
- mit / kerberos 5
- mit / kerberos 5
- mit / kerberos 5
- mit / kerberos 5
References
- http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.html
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txt(Vendor Advisory)
- http://www.kb.cert.org/vuls/id/659251(US Government Resource)
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:159
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:160
- http://www.redhat.com/support/errata/RHSA-2011-1379.html(Vendor Advisory)
- https://bugs.launchpad.net/ubuntu/+source/krb5/+bug/715579
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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