Microsoft Windows Kernel 'Win32k.sys' CVE-2012-2553 Local Privilege Escalation Vulnerability

Bugtraq ID:	56448
Class:	Unknown
CVE:	CVE-2012-2553
Remote:	No
Local:	Yes
Published:	Nov 13 2012 12:00AM
Updated:	Nov 20 2012 11:40AM
Credit:	Matthew Jurczyk of Google
Vulnerable:	Microsoft Windows XP Service Pack 3 0 Microsoft Windows Vista Service Pack 2 0 Microsoft Windows Server 2008 for 32-bit Systems SP2 Microsoft Windows Server 2008 for 32-bit Systems 0 Microsoft Windows Server 2003 SP2 Microsoft Windows Server 2003 SP1 Microsoft Windows 7 for 32-bit Systems SP1 Microsoft Windows 7 for 32-bit Systems 0 Avaya Messaging Application Server 5.2 Avaya Aura Conferencing 6.0 SP1 Standard
Not Vulnerable:

Microsoft Windows Kernel 'Win32k.sys' CVE-2012-2553 Local Privilege Escalation Vulnerability

Microsoft Windows is prone to a local privilege-escalation vulnerability that occurs in the Windows kernel due to a use-after-free error.

A local attacker can exploit this issue to execute arbitrary code with kernel-level privileges. Successful exploits will result in the complete compromise of affected computers. Failed exploit attempts may cause a denial-of-service condition.

Microsoft Windows Kernel 'Win32k.sys' CVE-2012-2553 Local Privilege Escalation Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Microsoft Windows Kernel 'Win32k.sys' CVE-2012-2553 Local Privilege Escalation Vulnerability

Solution:
Vendor updates are available. Please see the referenced advisory for more information.

Microsoft Windows Kernel 'Win32k.sys' CVE-2012-2553 Local Privilege Escalation Vulnerability

References:

• Microsoft Windows Homepage (Microsoft )