Home/CVE/The krb5_ldap_lockout_audit function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 through 1.8.4
CVE

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

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.

HIGH · CVSS 7.8 EPSS 0.05459
Schedule remediation
  • EPSS percentile: top 10% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-20Improper Input Validation
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Affected Products & Versions

1
mit kerberos 5all versions
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Scoring & Timeline

7.8
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Published to NVD20 Oct 2011 · 09:55 PM
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Vendor Advisories

3
suse-csafopenSUSE-SU-2024:10004-1
usnUSN-1233-1
rhsaRHSA-2011:1379Moderate
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.html
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txtVendor Advisory
http://www.kb.cert.org/vuls/id/659251US 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.htmlVendor Advisory
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