Check Point Advisories

Suspicious Non-Alphanumeric JavaScript Encoding

Check Point Reference: CPAI-2014-0949
Date Published: 26 Feb 2014
Severity: High
Last Updated: 21 Jan 2019
Source:
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable?
Vulnerability Description Certain evasion tools can obfuscate JavaScript code in order to circumvent security software. Successful exploitation could allow attackers to execute arbitrary code on the target.

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 Suspicious Non-Alphanumeric JavaScript 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:  Content Protection Violation.
Attack Information:  Suspicious Non-Alphanumeric JavaScript Encoding

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