Check Point Advisories

Google Chrome Caching Bug Type Confusion

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0150
Date Published:	28 Feb 2018
Severity:	High
Last Updated:	Wednesday 28 February, 2018
Source:	PZ
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Google Chrome
Vulnerability Description	A type confusion vulnerability exists in Google Chrome. The vulnerability is due to improper handling of objects in memory by the JavaScript engine while compiling code. A remote attacker could exploit this vulnerability by enticing a user to open a malicious web page.

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 / R75

In the IPS tab, click Protections and find the Google Chrome Caching Bug Type Confusion 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: Web Client Enforcement Violation.
Attack Information: Google Chrome Caching Bug Type Confusion