Check Point Advisories

Microsoft HSC URL Remote Code Execution (MS04-015) - Ver2 (CVE-2004-0199)

Check Point Reference: CPAI-2004-141
Date Published: 26 Mar 2015
Severity: Medium
Last Updated: Thursday 26 March, 2015
Source:
Industry Reference:CVE-2004-0199
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A vulnerability exists in the way Microsoft Help and Support Center (HSC) validates URLs with the scheme hcp://. There is a vulnerability in the way the Microsoft Help and Support Center processes URL strings. The vulnerability could be exploited to download and execute malicious programs on a vulnerable system. Upon exploiting this vulnerability, Windows Help and Support Center will unexpectedly start, displaying the DVD upgrade interface. If a user clicks the "Upgrade Now" button, the victim's computer will load the malicious resource. If the malicious resource is an executable, Help and Support center will prompt the user to open the file from the remote location, or save the file to disk. If the malicious resource is an HTML file, Help and Support Center will render the content and execute any embedded scripting. The behaviour of the victim's computer after this point is entirely dependent on the malicious code that is being executed.

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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Microsoft HSC URL Remote Code Execution (MS04-015) - Ver2 protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Client Enforcement Violation.
Attack Information:  Microsoft HSC URL Remote Code Execution (MS04-015) - Ver2

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