Check Point Advisories

JavaScript Malicious Shifting Obfuscation Technique

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0124
Date Published:	17 Feb 2016
Severity:	Critical
Last Updated:	Thursday 22 June, 2023
Source:
Protection Provided by:	Security Gateway R81, R80, R77
Who is Vulnerable?
Vulnerability Description	Known exploits could potentially bypass security products by using JavaScript obfuscation techniques. Obfuscated exploits might not be detected by IDS and IPS systems, thus allowing attackers to successfully attack the target web client.

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 R81 / R80 / R77

In the IPS tab, click Protections and find the JavaScript Malicious Shifting Obfuscation Technique protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Security Products Enforcement Violation.
Attack Information: JavaScript Malicious Shifting Obfuscation Technique