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Workaround for Multiple Microsoft Visio Memory Corruption Vulnerabilities (MS10-028)

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Check Point Reference: SBP-2010-14
Date Published:
Severity:
Source: Microsoft Security Bulletin MS10-028
Industry Reference(s): CVE-2010-0254
CVE-2010-0256
CVE-2010-0095
CVE-2010-0096
CVE-2010-0097
Protection Provided by: Security Gateway
  • R70
VPN-1
  • NGX R65
VSX
  • NGX R65
Who is Vulnerable?
Microsoft Office Visio 2002 SP2
Microsoft Office Visio 2003 SP3
Microsoft Office Visio 2007 SP1
Vulnerability Description
Multiple remote code execution vulnerabilities have been identified in Microsoft Visio. Microsoft Visio is a diagram creation software for Microsoft Windows. A remote attacker can exploit these vulnerabilities via a specially crafted Visio file. Successful exploitation may allow execution of arbitrary code on a vulnerable system.
Update/Patch Available
Apply patches:
Microsoft Security Bulletin MS10-028
Vulnerability Details
The vulnerabilities are due to the way Microsoft Office Visio handles memory when opening Visio files:

CVE-2010-0254 - The vulnerability exists in the way that Microsoft Office Visio validates attributes when handling specially crafted Visio files.
CVE-2010-0256 - The vulnerability exists in the way that Microsoft Office Visio calculates indexes when handling specially crafted Visio files.

A remote attacker could trigger this flaw by convincing a victim to open a specially crafted Visio file in legacy format. Successful exploitation of this issue may corrupt system memory, allowing execution of arbitrary code on a vulnerable system.

Protection Overview
This protection detects and blocks the transferring of legacy Office Visio files over HTTP.

Since the protection offered in this advisory may block access to legitimate files, users are advised to use this protection as a workaround till all systems are patched.

In order for the protection to be activated, update your Security Gateway/VPN-1 product to the latest IPS/SmartDefense update. For information on how to update IPS/SmartDefense, 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 > Application Intelligence > Content Protection.
2. In the right pane, double-click the Microsoft Office Visio Legacy Files 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: Content Protection Violation
Attack Information: Microsoft Office Visio legacy file

VPN-1 NGX R65 & VPN-1 VSX NGX R65

How Can I Protect My Network?
1. In the SmartDefense tab, click Application Intelligence > Content Protection.
2. Select the following protection:

Microsoft Office Visio Legacy Files

3. In the configuration pane, under Settings > Mode, check Active.
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: Content Protection Violation
Attack Information: Microsoft Office Visio legacy file