Microsoft Windows CSRSS 'SrvWriteConsoleOutputString()' Local Privilege Escalation Vulnerability

Bugtraq ID:	48605
Class:	Boundary Condition Error
CVE:	CVE-2011-1870
Remote:	No
Local:	Yes
Published:	Jul 12 2011 12:00AM
Updated:	Jul 13 2011 05:20PM
Credit:	Matthew 'j00ru' Jurczyk of Hispasec Virustotal
Vulnerable:	Microsoft Windows XP Tablet PC Edition SP3 Microsoft Windows XP Tablet PC Edition SP2 Microsoft Windows XP Tablet PC Edition SP1 Microsoft Windows XP Tablet PC Edition Microsoft Windows XP Professional x64 Edition SP2 Microsoft Windows XP Professional x64 Edition Microsoft Windows XP Professional SP3 Microsoft Windows XP Professional SP2 Microsoft Windows XP Professional SP1 Microsoft Windows XP Professional Microsoft Windows XP Media Center Edition SP3 Microsoft Windows XP Media Center Edition SP2 Microsoft Windows XP Media Center Edition SP1 Microsoft Windows XP Media Center Edition Microsoft Windows XP Home SP3 Microsoft Windows XP Home SP2 Microsoft Windows XP Home SP1 Microsoft Windows XP Home Microsoft Windows XP 64-bit Edition SP1 Microsoft Windows XP 64-bit Edition Microsoft Windows XP 0 Microsoft Windows XP 0 Microsoft Windows Server 2003 x64 SP2 Microsoft Windows Server 2003 x64 SP1 Microsoft Windows Server 2003 Web Edition SP2 Microsoft Windows Server 2003 Web Edition SP1 Microsoft Windows Server 2003 Web Edition Microsoft Windows Server 2003 Standard x64 Edition Microsoft Windows Server 2003 Standard Edition SP2 Microsoft Windows Server 2003 Standard Edition SP1 Microsoft Windows Server 2003 Standard Edition Microsoft Windows Server 2003 Itanium SP2 Microsoft Windows Server 2003 Itanium SP1 Microsoft Windows Server 2003 Itanium 0 Microsoft Windows Server 2003 Enterprise Edition Itanium SP1 Microsoft Windows Server 2003 Enterprise Edition Itanium 0 Microsoft Windows Server 2003 Enterprise Edition SP1 Microsoft Windows Server 2003 Enterprise Edition Microsoft Windows Server 2003 Datacenter x64 Edition SP2 Microsoft Windows Server 2003 Datacenter x64 Edition Microsoft Windows Server 2003 Datacenter Edition Itanium SP1 Beta 1 Microsoft Windows Server 2003 Datacenter Edition Itanium SP1 Microsoft Windows Server 2003 Datacenter Edition Itanium 0 Microsoft Windows Server 2003 Datacenter Edition SP1 Microsoft Windows Server 2003 Datacenter Edition Microsoft Windows Server 2003 Sp2 Enterprise Microsoft Windows Server 2003 Sp2 Datacenter Microsoft Windows Server 2003 Sp2 Compute Cluster Microsoft Windows Server 2003 SP2 Microsoft Windows Server 2003 SP1 Platform SDK Microsoft Windows Server 2003 Sp1 Compute Cluster Microsoft Windows Server 2003 SP1 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 CSRSS 'SrvWriteConsoleOutputString()' Local Privilege Escalation Vulnerability

Microsoft Windows is prone to a local privilege-escalation vulnerability.

An attacker can exploit this issue to execute arbitrary code with SYSTEM-level privileges. Successfully exploiting this issue will result in the complete compromise of affected computers.

Microsoft Windows CSRSS 'SrvWriteConsoleOutputString()' 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 CSRSS 'SrvWriteConsoleOutputString()' Local Privilege Escalation Vulnerability

Solution:
Vendor updates are available. Please see the references for details.


Microsoft Windows Server 2003 Datacenter x64 Edition SP2

• Microsoft Security Update for Windows Server 2003 x64 Edition (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 731

Microsoft Windows XP Media Center Edition SP3

• Microsoft Security Update for Windows XP (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 771

Microsoft Windows Server 2003 Web Edition SP2

• Microsoft Security Update for Windows Server 2003 (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 730

Microsoft Windows XP Professional x64 Edition SP2

• Microsoft Security Update for Windows XP x64 Edition (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 756

Microsoft Windows Server 2003 x64 SP2

• Microsoft Security Update for Windows Server 2003 x64 Edition (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 731

Microsoft Windows XP Tablet PC Edition SP3

• Microsoft Security Update for Windows XP (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 771

Microsoft Windows Server 2003 SP2

• Microsoft Security Update for Windows Server 2003 (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 730

Microsoft Windows Server 2003 Standard Edition SP2

• Microsoft Security Update for Windows Server 2003 (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 730

Microsoft Windows Server 2003 Itanium SP2

• Microsoft Security Update for Windows Server 2003 for Itanium-based Systems (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 732

Microsoft Windows XP Home SP3

• Microsoft Security Update for Windows XP (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 771

Microsoft Windows XP Professional SP3

• Microsoft Security Update for Windows XP (KB2507938)
  http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26 771

Microsoft Windows CSRSS 'SrvWriteConsoleOutputString()' Local Privilege Escalation Vulnerability

References:

• Microsoft Windows Homepage (Microsoft )
  
• MS11-056: Vulnerabilities in the Client/Server Runtime Subsystem and Console Hos (Microsoft)
  
• ASA-2011-203 MS11-056 Vulnerabilities in Windows Client/Server Run-time Subsyste (Avaya)
  
• Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevatio (Microsoft)