Denial of Service Vulnerability in MIT Kerberos 5

CVE-2011-1529 · HIGH Severity

AV:N/AC:L/AU:N/C:N/I:N/A:C

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.

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