Microsoft Windows SMB2 Field Validation Remote Denial of Service Vulnerability

Bugtraq ID:	36595
Class:	Input Validation Error
CVE:	CVE-2009-2526
Remote:	Yes
Local:	No
Published:	Oct 13 2009 12:00AM
Updated:	Oct 13 2009 09:38PM
Credit:	Microsoft
Vulnerable:	Microsoft Windows Vista x64 Edition SP2 Microsoft Windows Vista x64 Edition SP1 Microsoft Windows Vista x64 Edition 0 Microsoft Windows Vista Ultimate 64-bit edition SP2 Microsoft Windows Vista Ultimate 64-bit edition SP1 Microsoft Windows Vista Ultimate 64-bit edition 0 Microsoft Windows Vista Home Premium 64-bit edition SP2 Microsoft Windows Vista Home Premium 64-bit edition SP1 Microsoft Windows Vista Home Premium 64-bit edition 0 Microsoft Windows Vista Home Basic 64-bit edition SP2 Microsoft Windows Vista Home Basic 64-bit edition SP1 Microsoft Windows Vista Home Basic 64-bit edition 0 Microsoft Windows Vista Enterprise 64-bit edition SP2 Microsoft Windows Vista Enterprise 64-bit edition SP1 Microsoft Windows Vista Enterprise 64-bit edition 0 Microsoft Windows Vista Business 64-bit edition SP2 Microsoft Windows Vista Business 64-bit edition SP1 Microsoft Windows Vista Business 64-bit edition 0 Microsoft Windows Vista Ultimate SP2 Microsoft Windows Vista Ultimate SP1 Microsoft Windows Vista Ultimate Microsoft Windows Vista Home Premium SP2 Microsoft Windows Vista Home Premium SP1 Microsoft Windows Vista Home Premium Microsoft Windows Vista Home Basic SP2 Microsoft Windows Vista Home Basic SP1 Microsoft Windows Vista Home Basic Microsoft Windows Vista Enterprise SP2 Microsoft Windows Vista Enterprise SP1 Microsoft Windows Vista Enterprise Microsoft Windows Vista Business SP2 Microsoft Windows Vista Business SP1 Microsoft Windows Vista Business Microsoft Windows Server 2008 Standard Edition SP2 Microsoft Windows Server 2008 Standard Edition 0 Microsoft Windows Server 2008 for x64-based Systems SP2 Microsoft Windows Server 2008 for x64-based Systems 0 Microsoft Windows Server 2008 for Itanium-based Systems SP2 Microsoft Windows Server 2008 for Itanium-based Systems 0 Microsoft Windows Server 2008 for 32-bit Systems SP2 Microsoft Windows Server 2008 for 32-bit Systems 0 Microsoft Windows Server 2008 Enterprise Edition SP2 Microsoft Windows Server 2008 Enterprise Edition 0 Microsoft Windows Server 2008 Datacenter Edition SP2 Microsoft Windows Server 2008 Datacenter Edition 0 Microsoft Windows 7 RC Microsoft Windows 7 beta
Not Vulnerable:

Microsoft Windows SMB2 Field Validation Remote Denial of Service Vulnerability

Microsoft Windows is prone to a remote denial-of-service vulnerability.

An attacker can exploit this issue to cause the affected computer to stop responding, denying service to legitimate users.

Microsoft Windows SMB2 Field Validation Remote Denial of Service 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 SMB2 Field Validation Remote Denial of Service Vulnerability

Solution:
The vendor has released an update. Please see the references for details.


Microsoft Windows Server 2008 for x64-based Systems 0

• Microsoft Security Update for Windows Server 2008 x64 Edition (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=aff6f9c7-4a72 -48f2-b750-204d796c7daa

Microsoft Windows Server 2008 for Itanium-based Systems SP2

• Microsoft Security Update for Windows Server 2008 for Itanium-based Systems (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=7b70108b-7f59 -4898-ab4e-76be990de878

Microsoft Windows Server 2008 for 32-bit Systems SP2

• Microsoft Security Update for Windows Server 2008 (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=ff6bfcf3-76c9 -4c45-b57d-22f94458dd6e

Microsoft Windows Vista x64 Edition 0

• Microsoft Security Update for Windows Vista for x64-based Systems (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=62ed5d0a-5ca6 -4942-80c9-7808b14cb6b5

Microsoft Windows Server 2008 for x64-based Systems SP2

• Microsoft Security Update for Windows Server 2008 x64 Edition (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=aff6f9c7-4a72 -48f2-b750-204d796c7daa

Microsoft Windows Server 2008 for Itanium-based Systems 0

• Microsoft Security Update for Windows Server 2008 for Itanium-based Systems (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=7b70108b-7f59 -4898-ab4e-76be990de878

Microsoft Windows Vista x64 Edition SP2

• Microsoft Security Update for Windows Vista for x64-based Systems (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=62ed5d0a-5ca6 -4942-80c9-7808b14cb6b5

Microsoft Windows Server 2008 for 32-bit Systems 0

• Microsoft Security Update for Windows Server 2008 (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=ff6bfcf3-76c9 -4c45-b57d-22f94458dd6e

Microsoft Windows Vista x64 Edition SP1

• Microsoft Security Update for Windows Vista for x64-based Systems (KB975517)
  http://www.microsoft.com/downloads/details.aspx?familyid=62ed5d0a-5ca6 -4942-80c9-7808b14cb6b5

Microsoft Windows SMB2 Field Validation Remote Denial of Service Vulnerability

References:

• Microsoft Homepage (Microsoft)
  
• Microsoft Security Bulletin MS09-050 (Microsoft)