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Last updated: 7/30/2014 7:12:59 AM

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Vulnerability Summary for CVE-2012-4425

Original release date: 09/18/2012
Last revised: 10/31/2012
Source: US-CERT/NIST

Overview

libgio, when used in setuid or other privileged programs in spice-gtk and possibly other products, allows local users to gain privileges and execute arbitrary code via the DBUS_SYSTEM_BUS_ADDRESS environment variable. NOTE: it could be argued that this is a vulnerability in the applications that do not cleanse environment variables, not in libgio itself.

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

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External Source: MLIST
Name: [oss-security] 20120912 libdbus CVE-2012-3524 fix
External Source: EXPLOIT-DB
Name: 21323
External Source: MLIST
Name: [oss-security] 20120917 Re: libdbus CVE-2012-3524 fix
External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=857283
External Source: MLIST
Name: [scm-commits] 20120914 [spice-gtk/f18] Add patch fixing CVE 2012-4425
Type: Patch Information
External Source: MLIST
Name: [spice-devel] 20120914 [spice-gtk] usb-acl-helper: Clear environment
External Source: BID
Name: 55555
External Source: REDHAT
Name: RHSA-2012:1284
External Source: MLIST
Name: [oss-security] 20120914 Re: libdbus CVE-2012-3524 fix

Technical Details

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