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Update Protection against Microsoft Internet Explorer DHTML Table Row Object Memory Corruption Vulnerability (MS09-019)

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Check Point Reference: CPAI-2009-174
Date Published:
Severity:
Source: Microsoft Security Bulletin MS09-019
Industry Reference(s): CVE-2009-1141
Protection Provided by: Security Gateway
  • R70
Who is Vulnerable?
Internet Explorer 6 for:
Windows XP SP2
Windows XP SP3
Windows XP Professional x64 Edition SP2
Windows Server 2003 SP2
Windows Server 2003 x64 Edition SP2
Windows Server 2003 with SP2 (Itanium)
Vulnerability Description
A remote code execution vulnerability has been reported in Microsoft Internet Explorer. A remote attacker could exploit this issue by convincing a user to open a maliciously crafted HTML file with Internet Explorer, which will cause the browser to crash and may allow execution of arbitrary commands.
Update/Patch Available
Apply patches:
Microsoft Security Bulletin MS09-019
Vulnerability Details
The vulnerability occurs when Internet Explorer displays a Web page that contains certain unexpected method calls to HTML objects, system memory may be corrupted in such a way that an attacker could execute arbitrary code. To trigger this issue, an attacker may create a malicious web page and persuade a user to view it. Successful exploitation of this vulnerability will crash the browser, allowing execution of arbitrary code on the vulnerable system.

Protection Overview
This protection will detect and block 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, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R70

How Can I Protect My Network?
1. In the IPS tab, click Protections > By Protocol > Web Intelligence > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. In the right pane, double-click the Internet Explorer Table Row Object Memory Corruption (MS09-019) protection.
3. In the Protection Details window, click on Edit. Choose the protection's Action (Override IPS Policy with: Prevent/Detect), and apply Additional Settings.
4. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:

Attack Name: Web Client Enforcement Violation
Attack Information: Internet Explorer table row object memory corruption (MS09-019)