Opera < 11.11 Multiple Vulnerabilities

This script is Copyright (C) 2011 Tenable Network Security, Inc.


Synopsis :

The remote host contains a web browser that is affected by memory
corruption vulnerability

Description :

The version of Opera installed on the remote Windows host is earlier
than 11.11. Such versions are potentially affected by:

- A memory corruption vulnerability exists. The
application does not properly handle specific
framesets when unloading a page. An attacker could
craft a web page that will trigger the vulnerability
which may allow arbitrary code execution.
(CVE-2011-2628)

- Several errors exist that can cause application
crashes. Affected items or functionality include
unspecified web content, reloading pages after opening
a pop-up from the Easy Sticky Note extension, handling
of the column-count CSS property, destruction of a
Silverlight instance, the handling of Certificate
Revocation Lists (CRL). (CVE-2011-2629, CVE-2011-2630,
CVE-2011-2631, CVE-2011-2632, CVE-2011-2633).

See also :

http://www.opera.com/support/kb/view/992/
http://www.opera.com/docs/changelogs/windows/1111/

Solution :

Upgrade to Opera 11.11 or later.

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 7.7
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Windows

Nessus Plugin ID: 54587 ()

Bugtraq ID: 47906
48570

CVE ID: CVE-2011-2628
CVE-2011-2629
CVE-2011-2630
CVE-2011-2631
CVE-2011-2632
CVE-2011-2633