xtrlock screen lock bypass
| xtrlock-screen-lock-bypass (18991) |  Medium Risk |
Description:
xtrlock could allow a local attacker to bypass the screen locking mechanism and gain unauthorized access to the system. By pressing an arbitrary key for a period of one minute and then pressing the Enter key, a local attacker could to cause the program to crash, which would allow the attacker to gain access to the system.
Consequences:
Bypass Security
Remedy:
For Debian GNU/Linux 3.0 (woody):
Upgrade to the latest version of xtrlock (2.0-6woody2 or later), as listed in DSA-649-1. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- BID-12316: xtrlock Unspecified Local Buffer Overflow Vulnerability
- CVE-2005-0079: Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack the desktop session.
- DSA-649: xtrlock -- buffer overflow
- OSVDB ID: 13098: xtrlock Crash Screen Lock Bypass
- SA13938: Debian xtrlock Security Bypass Vulnerability
Platforms Affected:
- Debian Debian Linux 3.0
- Debian xtrlock 2.0.8
Reported:
Jan 20, 2005
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