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Update Protection against VideoLAN VLC ActiveX Control Memory Corruption Vulnerability

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Check Point Reference: CPAI-2008-009
Date Published:
Severity:
Source: Secunia Advisory: SA27878
Industry Reference(s): CVE-2007-6262
Protection Provided by: VPN-1
  • NGX R65
  • NGX R62
  • NGX R61
  • NGX R60
  • NG with Application Intelligence R55
VSX
  • NGX
InterSpect
  • NGX
Who is Vulnerable?
VideoLAN VLC 0.86
VideoLAN VLC 0.86a
VideoLAN VLC 0.86b
VideoLAN VLC 0.86c
Vulnerability Description
A memory corruption vulnerability was reported in VideoLAN VLC media player. VLC media player is a free multimedia player for various audio and video formats as well as DVDs, VCDs, and various streaming protocols. By convincing a user to visit a specially crafted web page, a remote attacker may trigger this vulnerability to execute arbitrary code on an affected system.
Update/Patch Available
Update to version 0.8.6d.
VLC
Vulnerability Details
This vulnerability is due to recursive object release as a result from flaws in the VideoLAN VLC ActiveX Control. To trigger this issue, an attacker may create a malicious web page that will exploit these flaws. Successful exploitation may allow execution of arbitrary code on the vulnerable system.

Protection Overview
By enabling this protection, SmartDefense will detect and block the vulnerable ActiveX Control. 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.

VPN-1 NGX R65 & R62

How Can I Protect My Network?
1. In the SmartDefense tab, click Web Intelligence > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities > Block VideoLAN VLC Crafted Parameter Vulnerability.
2. In the configuration pane, under 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: VideoLAN VLC crafted parameter detected

VPN-1 NGX R61 & R60

How Can I Protect My Network?
1. In the Web Intelligence tree, click HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following:

Block VideoLAN VLC Crafted Parameter Vulnerability

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: VideoLAN VLC crafted parameter detected

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:

Block VideoLAN VLC Crafted Parameter Vulnerability

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
Rule #99956 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:

Block VideoLAN VLC Crafted Parameter Vulnerability

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
Rule #99956 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:

Block VideoLAN VLC Crafted Parameter Vulnerability

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: VideoLAN VLC crafted parameter detected