Test ID:	1.3.6.1.4.1.25623.1.0.840781
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-1233-1)
Summary:	The remote host is missing an update for the 'krb5' package(s) announced via the USN-1233-1 advisory.
Description:	Summary: The remote host is missing an update for the 'krb5' package(s) announced via the USN-1233-1 advisory. Vulnerability Insight: Nalin Dahyabhai, Andrej Ota and Kyle Moffett discovered a NULL pointer dereference in the KDC LDAP backend. An unauthenticated remote attacker could use this to cause a denial of service. This issue affected Ubuntu 11.10. (CVE-2011-1527) Mark Deneen discovered that an assert() could be triggered in the krb5_ldap_lockout_audit() function in the KDC LDAP backend and the krb5_db2_lockout_audit() function in the KDC DB2 backend. An unauthenticated remote attacker could use this to cause a denial of service. (CVE-2011-1528) It was discovered that a NULL pointer dereference could occur in the lookup_lockout_policy() function in the KDC LDAP and DB2 backends. An unauthenticated remote attacker could use this to cause a denial of service. (CVE-2011-1529) Affected Software/OS: 'krb5' package(s) on Ubuntu 10.04, Ubuntu 10.10, Ubuntu 11.04, Ubuntu 11.10. Solution: Please install the updated package(s). CVSS Score: 7.8 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2011-1527 CERT/CC vulnerability note: VU#659251 http://www.kb.cert.org/vuls/id/659251 http://www.mandriva.com/security/advisories?name=MDVSA-2011:159 http://www.redhat.com/support/errata/RHSA-2011-1379.html Common Vulnerability Exposure (CVE) ID: CVE-2011-1528 http://www.mandriva.com/security/advisories?name=MDVSA-2011:160 SuSE Security Announcement: openSUSE-SU-2011:1169 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.html Common Vulnerability Exposure (CVE) ID: CVE-2011-1529
Copyright	Copyright (C) 2011 Greenbone AG

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