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Gnome Screensaver Password Bypass Vulnerability
Secunia Advisory: SA19280
Release Date: 2006-03-20
Last Update: 2006-03-22
Popularity: 6,203 views

Critical:
Not critical
Impact: Security Bypass
Where: Local system
Solution Status: Vendor Patch

Software:GNOME Screensaver 2.x

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CVE reference:CVE-2006-1335


Description:
Sam Morris has reported a vulnerability in gnome-screensaver, which can be exploited by a malicious person with physical access to a system to bypass the password protected screensaver.

If the X server is running with the "AllowDeactivateGrabs" and "AllowClosedownGrabs" options set, it is possible to kill the screensaver process via hotkey combinations and reveal the desktop.

The vulnerability has been reported in version 2.13. Prior versions may also be affected.

Solution:
The vulnerability has reportedly been fixed in version 2.14.

Provided and/or discovered by:
Sam Morris

Changelog:
2006-03-22: Added CVE reference.

Original Advisory:
http://bugzilla.gnome.org/show_bug.cgi?id=326663


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