Check Point Advisories

Microsoft Windows Remote Code Execution (CVE-2011-0661)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-225
Date Published:	6 Apr 2011
Severity:	Critical
Last Updated:	Sunday 19 January, 2025
Source:
Industry Reference:	CVE-2011-0661
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?	Microsoft Windows 2003 Server Service Pack 2 Microsoft Windows 7 Microsoft Windows 7 64-bit Service Pack 1 (initial release) Microsoft Windows 7 x86 Service Pack 1 Microsoft Windows Server 2003 Service Pack 2 Microsoft Windows Server 2008 (gold) for Itanium-Based Systems Windows Server 2008 for 32-bit Systems Microsoft Windows Server 2008 Service Pack 2 x64 (64-bit) Windows Server 2008 Service Pack 2 for 32-bit systems Microsoft Windows Server 2008 Service Pack 2 x64 (64-bit) Microsoft Windows Server 2008 Service Pack 2 for Itanium-Based Systems Windows Server 2008 R2 for Itanium-based Systems Windows Server 2008 R2 for 32-bit Systems Microsoft Windows Vista Service Pack 1 x64 (64-bit) Microsoft Windows Vista Service Pack 2 x64 (64-bit) Microsoft Windows XP SP3 Microsoft Windows XP Service Pack 2 x64 (64-bit)
Vulnerability Description	A remote code execution vulnerability exists in Microsoft Windows. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

Protection Overview

This protection will detect and block malicious SMB2 write requests.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75 / R71 / R70 / R65

In the IPS tab, click Protections and find the Microsoft Windows Remote Code Execution (CVE-2011-0661) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Content Protection Violation.
Attack Information: Microsoft Windows Remote Code Execution (CVE-2011-0661)