Check Point Advisories

HTML Containing Malicious VBScript Encoding

Check Point Reference: CPAI-2015-0044
Date Published: 15 Jan 2015
Severity: N/A
Last Updated: 27 Jun 2018
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? Web Browsers
Vulnerability Description Certain VBScript obfuscation schemes can be used to circumvent security software. These methods could allow attackers to execute arbitrary code on the target machine.

Protection Overview

This protection will detect and block attempts to circumvent IPS using VBScript obfuscation schemes.

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 HTML Containing Malicious VBScript Encoding 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:  HTML Containing Malicious VBScript Encoding

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