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Last updated: 10/31/2014 6:10:33 AM

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Vulnerability Summary for CVE-2010-0422

Original release date: 02/24/2010
Last revised: 03/22/2010
Source: US-CERT/NIST

Overview

gnome-screensaver 2.28.x before 2.28.3 does not properly synchronize the state of screen locking and the unlock dialog in situations involving a change to the number of monitors, which allows physically proximate attackers to bypass screen locking and access an unattended workstation by connecting and disconnecting monitors multiple times, a related issue to CVE-2010-0414.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.0 (MEDIUM) (AV:L/AC:H/Au:N/C:N/I:C/A:N) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification

References to Advisories, Solutions, and Tools

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External Source: MLIST
Name: [oss-security] 20100212 Re: gnome-screensaver vulnerability (CVE-2010-0414)
External Source: FEDORA
Name: FEDORA-2010-1855
External Source: BID
Name: 38248
External Source: CONFIRM
Name: http://ftp.gnome.org/pub/GNOME/sources/gnome-screensaver/2.28/gnome-screensaver-2.28.3.news
External Source: CONFIRM
Name: http://git.gnome.org/browse/gnome-screensaver/commit/?id=f93a22c175090cf02e80bc3ee676b53f1251f685
External Source: CONFIRM
Name: http://git.gnome.org/browse/gnome-screensaver/commit/?id=d4dcbd65a2df3c093c4e3a74bbbc75383eb9eadb
External Source: XF
Name: gnome-screensaver-monitor-sec-bypass(56364)
External Source: CONFIRM
Name: https://bugzilla.gnome.org/show_bug.cgi?id=609789
External Source: SECUNIA
Name: 38565
Type: Advisory
External Source: CONFIRM
Name: http://git.gnome.org/browse/gnome-screensaver/commit/?id=271ae93d7b140b8ba40d77f9e4ce894e5fd1b554
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=564464
External Source: SECUNIA
Name: 38583
Type: Advisory

Technical Details

Vulnerability Type (View All)