Check Point Advisories

Microsoft Windows Server Remote Code Execution (CVE-2009-3103)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-0538
Date Published:	30 May 2021
Severity:	High
Last Updated:	Sunday 30 May, 2021
Source:
Industry Reference:	CVE-2009-3103
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows Server 2008 Microsoft Windows Server 2008 SP2 x32 Microsoft Windows Server 2008 SP2 Microsoft Windows Vista Microsoft Windows Vista SP1 Microsoft Windows Vista SP2 Microsoft Windows Server 2008 SP2 x64
Vulnerability Description	Microsoft Server Message Block (SMB) Protocol is a Microsoft network file sharing protocol used in Microsoft Windows. A vulnerability exists in Microsoft Server Message Block (SMB) Protocol that could allow remote attackers to execute arbitrary code on the vulnerable system due to memory corruption. The vulnerability is due to incorrectly indexing an array when handling specially crafted SMB packets. Remote attackers could exploit this vulnerability by sending a specially crafted network message to a computer running the Server service.

Protection Overview

This protection detects attempts to exploit this vulnerability.

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

In the IPS tab, click Protections and find the Microsoft Windows Server Remote Code Execution (CVE-2009-3103) 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: Windows SMB Protection Violation.
Attack Information: Microsoft Windows Server Remote Code Execution (CVE-2009-3103)