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Last updated: 9/18/2014 9:53:04 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2009-0360

Original release date: 02/13/2009
Last revised: 03/07/2011
Source: US-CERT/NIST

Overview

Russ Allbery pam-krb5 before 3.13, when linked against MIT Kerberos, does not properly initialize the Kerberos libraries for setuid use, which allows local users to gain privileges by pointing an environment variable to a modified Kerberos configuration file, and then launching a PAM-based setuid application.

Description

Per vendor advisory: http://www.eyrie.org/~eagle/software/pam-krb5/security/2009-02-11.html "This advisory is only for my pam-krb5 module, as distributed from my web site and packaged by Debian, Ubuntu, and Gentoo."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 6.2 (MEDIUM) (AV:L/AC:H/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (02/13/2009)
Not vulnerable. This issue did not affect the versions of the pam_krb5 package, as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

References to Advisories, Solutions, and Tools

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External Source: VUPEN
Name: ADV-2009-0426
External Source: SUNALERT
Name: 252767
External Source: GENTOO
Name: GLSA-200903-39
External Source: SECUNIA
Name: 33917
Type: Advisory
External Source: BID
Name: 33740
External Source: MISC
Name: http://www.eyrie.org/~eagle/software/pam-krb5/security/2009-02-11.html
Type: Advisory
External Source: SECTRACK
Name: 1021711
External Source: VUPEN
Name: ADV-2009-0410
External Source: DEBIAN
Name: DSA-1721
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2009-070.htm
External Source: SECUNIA
Name: 33914
Type: Advisory
External Source: SECUNIA
Name: 34449
External Source: VUPEN
Name: ADV-2009-0979
External Source: BUGTRAQ
Name: 20090211 pam-krb5 security advisory (3.12 and earlier)
External Source: OVAL
Name: oval:org.mitre.oval:def:5732
External Source: OVAL
Name: oval:org.mitre.oval:def:5669
External Source: SECUNIA
Name: 34260
External Source: UBUNTU
Name: USN-719-1

References to Check Content

Identifier: oval:org.mitre.oval:def:5669
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:5732
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)