Microsoft Windows Kernel 'Win32k.sys' CVE-2013-3879 Local Privilege Escalation Vulnerability

Description

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

Technologies Affected

• Avaya Aura Conferencing Standard
• Avaya CallPilot
• Avaya Communication Server 1000 Telephony Manager
• Avaya Meeting Exchange - Client Registration Server
• Avaya Meeting Exchange - Recording Server
• Avaya Meeting Exchange - Streaming Server
• Avaya Meeting Exchange - Web Conferencing Server
• Avaya Meeting Exchange - Webportal
• Avaya Messaging Application Server
• Microsoft Windows 7 for 32-bit Systems SP1
• Microsoft Windows 7 for x64-based Systems SP1
• Microsoft Windows 8 for 32-bit Systems
• Microsoft Windows 8 for 64-bit Systems
• Microsoft Windows RT
• Microsoft Windows Server 2003 Itanium SP2
• Microsoft Windows Server 2003 SP2
• Microsoft Windows Server 2003 x64 Edition Service Pack 2
• Microsoft Windows Server 2008 R2 for Itanium-based Systems SP1
• Microsoft Windows Server 2008 R2 for x64-based Systems (Server Core instal SP1
• Microsoft Windows Server 2008 R2 for x64-based Systems SP1
• Microsoft Windows Server 2008 for 32-bit Systems (Server Core installation SP2
• Microsoft Windows Server 2008 for 32-bit Systems SP2
• Microsoft Windows Server 2008 for Itanium-based Systems SP2
• Microsoft Windows Server 2008 for x64-based Systems (Server Core installat SP2
• Microsoft Windows Server 2008 for x64-based Systems SP2
• Microsoft Windows Server 2012 (Server Core installation)
• Microsoft Windows Server 2012
• Microsoft Windows Vista Service Pack 2
• Microsoft Windows Vista x64 Edition Service Pack 2
• Microsoft Windows XP Professional x64 Edition SP2
• Microsoft Windows XP Service Pack 3

Recommendations

Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
To exploit this vulnerability, an attacker requires local access to an affected computer. Grant local access for trusted and accountable users only.

Updates are available. Please see the references or vendor advisory for more information.