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Check Point Advisories

Suspicious Evasion In HTML

Check Point Reference: CPAI-2017-0770
Date Published: 17 Sep 2017
Severity: Critical
Last Updated: 20 Dec 2017
Source:
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable?
Vulnerability Description Evasion tools can be useed in order to circumvent inspection by security software. An attacker could use such evasion methods in order to execute arbitrary code on the target.

Protection Overview

This protection detects 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 / R76 / R75

  1. In the IPS tab, click Protections and find the Suspicious Evasion In HTML protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  Suspicious Evasion In HTML