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CVE-2011-1529

nvd nist
Published: Oct 20, 2011Modified: Apr 29, 2026

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7.8
Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Exploitability: 10.0 / Impact: 6.9
Source: NVD

Description

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.

Affected (7)

Products: Mit: Kerberos 5
Mit
1 product
Kerberos 5
Configuration A
7 vulnerable
Vulnerable SoftwareAffected Versions
Mit
Kerberos 5
Version 1.8.1
Kerberos 5
Version 1.8.2
Kerberos 5
Version 1.8.3
Kerberos 5
Version 1.8.4
Kerberos 5
Version 1.8
Kerberos 5
Version 1.9.1
Kerberos 5
Version 1.9

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (12)

Source: cve@mitre.org
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
US Government Resource
Source: cve@mitre.org
Source: cve@mitre.org
Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.