Update Protection against setSlice Integer Overflow Vulnerability (MS06-057)
| Check Point Reference: | CPAI-2006-127 | |
| Date Published: | ||
| Severity: | ||
| Last Updated: | ||
| Source: | Microsoft Security Bulletin MS06-057 | |
| Industry Reference(s): | CVE-2006-3730 US-CERT VU#753044 |
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| Protection Provided by: |
VPN-1
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| Who is Vulnerable? Microsoft Windows 2000 SP4 Microsoft Windows XP SP1 Microsoft Windows XP SP2 Microsoft Windows XP Professional x64 Edition Microsoft Windows Server 2003 Microsoft Windows Server 2003 SP1 Microsoft Windows Server 2003 for (Itanium) Microsoft Windows Server 2003 with SP1 for (Itanium) Microsoft Windows Server 2003 x64 Edition | ||
| Vulnerability Description Microsoft Internet Explorer (IE) contains a remote code execution vulnerability. The vulnerability exists in Microsoft WebViewFolderIcon object, which is an ActiveX control that provides support functionality for icons in the Windows Explorer Web view. By persuading a user to visit a specially crafted Web page, a remote attacker could trigger this vulnerability to deny service from legitimate users (by causing the victim's Web browser to crash) or execute arbitrary code on an affected system. |
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Update/Patch Available Apply patches: Microsoft Security Bulletin MS06-057 |
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Vulnerability Details The vulnerability occurs in the Microsoft WebViewFolderIcon (webvw.dll) when processing a malformed WebViewFolderIcon ActiveX object with an invalid argument to the 'setSlice' method. A remote attacker can trigger this flaw by convincing a user to view a specially crafted HTML document. Successful exploitation could result in the crashing of the victim's Web browser, once the malicious page is loaded and allows execution of arbitrary code. |
Protection Overview
The update protects against this vulnerability by blocking the vulnerable COM object and the webvw.dll file. Depending on the traffic mix, activating this protection may result in performance degradation.
In order for the protection to be activated, update your VPN-1/InterSpect product to the latest SmartDefense update. For information on how to update 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.
Additional Information
The Update released on November 13, 2006 includes the following protections:
C-News File Inclusion Vulnerability (CPAI-2006-125)
phpFullAnnu File Inclusion Vulnerability (CPAI-2006-126)
Microsoft setSlice Integer Overflow Vulnerability (MS06-057) - CPAI-2006-127
Microsoft Vector Markup Language (VML) Vulnerability (MS06-055) - CPAI-2006-128
Microsoft Server Service Vulnerabilities (MS06-063) CPAI-32006-129
Multiple MySQL Query Commands Vulnerabilities (CPAI-2006-130)
W-Agora Remote File Inclusion Vulnerabilities (CPAI-2006-131)
Protecting against Heap Spraying Techniques by Blocking Known Shell Code Exploits (SBP-2006-12)
VPN-1 NGX R62
How Can I Protect My Network?
1. In the SmartDefense tab, click Web Intelligence > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities > Block setSlice Integer Overflow (MS06-057).
2. In the Block setSlice Integer Overflow (MS06-057) configuration pane, under Block setSlice Integer Overflow (MS06-057) Settings > Mode, check Active.
3. 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: setSlice integer overflow (MS06-057)
VPN-1 NGX R61, R60, VPN-1 NG with Application Intelligence R55W
How Can I Protect My Network?
1. In the Web Intelligence tree, click HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:
Block setSlice Integer Overflow (MS06-057)
3. Install security 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: setSlice integer overflow (MS06-057)
VPN-1 NG with Application Intelligence R55
How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > Web > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:
Block setSlice Integer Overflow (MS06-057)
3. Install security policy on all modules.
How Do I Know if My Network is Under Attack?
Rule #99839 will appear on the SmartView Tracker.
VPN-1 VSX NGX
How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > Web > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:
Block setSlice Integer Overflow (MS06-057)
3. Install security policy on all modules.
How Do I Know if My Network is Under Attack?
Rule #99839 will appear on the SmartView Tracker.
InterSpect NGX
How Can I Protect My Network?
1. In the left pane, select Profiles > Default Protection and select the Web Intelligence page of the profile.
2. In the Web Intelligence tree, click HTTP Client Protections > Microsoft Internet Explorer vulnerabilities.
3. Select the following pattern:
Block setSlice Integer Overflow (MS06-057)
4. Install security 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: setSlice integer overflow (MS06-057)
InterSpect 2.0
How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > Web > HTTP Client Protections > Microsoft Internet Explorer vulnerabilities.
2. Select the following pattern:
Block setSlice Integer Overflow (MS06-057)
3. Install security 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: setSlice integer overflow (MS06-057)