MS12-047: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2718523)

This script is Copyright (C) 2012-2013 Tenable Network Security, Inc.


Synopsis :

The remote Windows host is affected by multiple privilege escalation
vulnerabilities.

Description :

The remote Windows host is affected by several vulnerabilities in the
kernel-mode drivers that could allow elevation of privilege :

- Flaws in the way the Windows kernel-mode drivers handles
specific keyboard layouts could be exploited to execute
arbitrary code in kernel mode. (CVE-2012-1890)

- Windows kernel-mode drivers do not properly validate
parameters when creating a hook procedure, which could
be exploited to execute arbitrary code in kernel mode.
(CVE-2012-1893)

See also :

http://www.coresecurity.com/content/windows-kernel-readlayoutfile
http://www.securityfocus.com/archive/1/523557/30/0/threaded
http://technet.microsoft.com/en-us/security/bulletin/ms12-047

Solution :

Microsoft has released a set of patches for Windows XP, 2003, Vista,
2008, 7, and 2008 R2.

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 5.6
(CVSS2#E:POC/RL:OF/RC:C)
Public Exploit Available : true

Family: Windows : Microsoft Bulletins

Nessus Plugin ID: 59910 ()

Bugtraq ID: 54285
54302

CVE ID: CVE-2012-1890
CVE-2012-1893