Microsoft Windows SMB Server Remote Code Execution Vulnerability (2536275)

Summary
This host is missing an important security update according to Microsoft Bulletin MS11-048.
Impact
Successful exploitation could allow remote attackers to execute arbitrary code and cause a denial of service or compromise a vulnerable system. Impact Level: System
Solution
Run Windows Update and update the listed hotfixes or download and update mentioned hotfixes in the advisory from the below link, http://www.microsoft.com/technet/security/Bulletin/MS11-048.mspx
Insight
The flaw is caused when Microsoft Server Message Block (SMB) protocol software improperly handles SMB packets, including some pre-authentication scenarios.
Affected
Microsoft Windows 7 Service Pack 1 and prior Microsoft Windows Vista Service Pack 1/2 and prior Microsoft Windows Server 2008 Service Pack 1/2 and prior
References