Ubuntu 8.10 / 9.04 / 9.10 : gnome-screensaver vulnerabilities (USN-907-1)

Ubuntu Security Notice (C) 2010-2016 Canonical, Inc. / NASL script (C) 2010-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

It was discovered that gnome-screensaver did not correctly lock all
screens when monitors get hotplugged. An attacker with physical access
could use this flaw to gain access to a locked session.
(CVE-2010-0285)

It was discovered that gnome-screensaver did not correctly handle
keyboard grab when monitors get hotplugged. An attacker with physical
access could use this flaw to gain access to a locked session. This
issue only affected Ubuntu 9.10. (CVE-2010-0422).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected gnome-screensaver package.

Risk factor :

Medium / CVSS Base Score : 5.6
(CVSS2#AV:L/AC:H/Au:N/C:C/I:C/A:N)
CVSS Temporal Score : 4.6
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 45016 ()

Bugtraq ID: 38254

CVE ID: CVE-2010-0285
CVE-2010-0422

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