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CVE-2011-1527

Public on 2011-10-20
Modified on 2014-09-14
Description

The kdb_ldap plugin in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.1, when the LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a kinit operation with incorrect string case for the realm, related to the is_principal_in_realm, krb5_set_error_message, krb5_ldap_get_principal, and process_as_req functions.

Severity
Medium
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CVSS v3 Base Score
5.0
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 krb5 2011-10-31 18:26 ALAS-2011-15

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
NVD CVSSv2 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C