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Last updated: 7/28/2014 12:13:29 AM

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Vulnerability Summary for CVE-2012-1053

Original release date: 05/29/2012
Last revised: 04/18/2013
Source: US-CERT/NIST

Overview

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 6.9 (MEDIUM) (AV:L/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 48166
Type: Advisory
External Source: SECUNIA
Name: 48290
Type: Advisory
External Source: CONFIRM
Name: http://projects.puppetlabs.com/projects/1/wiki/Release_Notes#2.6.14
External Source: MISC
Name: http://projects.puppetlabs.com/issues/12458
External Source: MISC
Name: http://projects.puppetlabs.com/issues/12459
External Source: SECUNIA
Name: 48157
External Source: XF
Name: puppet-forked-priv-escalation(73445)
External Source: OSVDB
Name: 79495
External Source: SECUNIA
Name: 48161
Type: Advisory
External Source: BID
Name: 52158
External Source: SUSE
Name: openSUSE-SU-2012:0835
External Source: UBUNTU
Name: USN-1372-1
External Source: SUSE
Name: SUSE-SU-2012:0325
External Source: MISC
Name: http://projects.puppetlabs.com/issues/12457
External Source: DEBIAN
Name: DSA-2419
External Source: CONFIRM
Name: http://puppetlabs.com/security/cve/cve-2012-1053/
Type: Advisory

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Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)