7.8
CVSSv2

CVE-2011-1529

Published: 20/10/2011 Updated: 21/01/2020
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

The lookup_lockout_policy function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 up to and including 1.8.4 and 1.9 up to and including 1.9.1, when the db2 (aka Berkeley DB) or LDAP back end is used, allows remote malicious users to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger certain process_as_req errors.

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mit kerberos 5 1.8.2

mit kerberos 5 1.8.1

mit kerberos 5 1.9

mit kerberos 5 1.8.4

mit kerberos 5 1.8.3

mit kerberos 5 1.8

mit kerberos 5 1.9.1

Vendor Advisories

Several denial of service issues were fixed in the Kerberos Key Distribution Center (KDC) ...