Microsoft Windows 'win32k.sys' Remote Memory Corruption Vulnerability

Bugtraq ID:	51122
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2011-5046
Remote:	Yes
Local:	No
Published:	Dec 19 2011 12:00AM
Updated:	Feb 15 2012 05:30PM
Credit:	webDEViL
Vulnerable:	Microsoft Windows Server 2008 R2 x64 SP1 Microsoft Windows Server 2008 R2 x64 0 Microsoft Windows Server 2008 for x64-based Systems SP2 Microsoft Windows Server 2008 for x64-based Systems 0 Microsoft Windows Server 2008 for 32-bit Systems SP2 Microsoft Windows Server 2008 for 32-bit Systems 0 Microsoft Windows 7 Ultimate 0 Microsoft Windows 7 Professional 0 Microsoft Windows 7 Home Premium 0 Microsoft Windows 7 Home Premium - Sp1 X64 Microsoft Windows 7 Home Premium - Sp1 X32 Microsoft Windows 7 for 32-bit Systems SP1 Microsoft Windows 7 for 32-bit Systems 0 Microsoft Windows 7 RC Microsoft Windows 7 Avaya Messaging Application Server 5.2 Avaya Messaging Application Server 5 Avaya Messaging Application Server 4 Avaya Meeting Exchange - Webportal 0 Avaya Meeting Exchange - Web Conferencing Server 0 Avaya Meeting Exchange - Streaming Server 0 Avaya Meeting Exchange - Recording Server 0 Avaya Meeting Exchange - Client Registration Server 0 Avaya Meeting Exchange 5.0 .0.52 Avaya Meeting Exchange 5.2 SP2 Avaya Meeting Exchange 5.2 SP1 Avaya Meeting Exchange 5.2 Avaya Meeting Exchange 5.1 SP1 Avaya Meeting Exchange 5.1 Avaya Meeting Exchange 5.0 SP2 Avaya Meeting Exchange 5.0 SP1 Avaya Meeting Exchange 5.0 Avaya Communication Server 1000 Telephony Manager 4.0 Avaya Communication Server 1000 Telephony Manager 3.0 Avaya CallPilot 5.0 Avaya CallPilot 4.0 Avaya Aura Conferencing 6.0 Standard
Not Vulnerable:

Microsoft Windows 'win32k.sys' Remote Memory Corruption Vulnerability

Microsoft Windows is prone to a remote memory-corruption vulnerability.

Successful exploits will result in the execution of arbitrary code in the kernel-mode. Failed attempts will cause a denial-of-service condition.

Microsoft Windows 'win32k.sys' Remote Memory Corruption Vulnerability

The following example HTML code is available:

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Microsoft Windows 'win32k.sys' Remote Memory Corruption Vulnerability

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

Microsoft Windows 'win32k.sys' Remote Memory Corruption Vulnerability

References:

• @w3bd3vil tweet (w3bd3vil)
  
• Microsoft Homepage (Microsoft)
  
• Windows 7 (64-Bi-Version) & Apple Safari: Details zur Schwachstelle (Microsoft)
  
• ASA-2012-070 MS12-008 Vulnerabilities in Windows Kernel-Mode Drivers Could Allow (Avaya)
  
• Microsoft Security Bulletin MS11-008 (Microsoft)