Check Point Advisories

Google Chrome V8 Remote Code Execution (CVE-2017-5121)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0860
Date Published:	22 Oct 2017
Severity:	Critical
Last Updated:	Sunday 22 October, 2017
Source:
Industry Reference:	CVE-2017-5121
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Google Chrome 61.0.3163.79 Google Chrome 61.0
Vulnerability Description	A memory corruption vulnerability exists in Google chrome v8 engine. The vulnerability is due to a bad handling of object definition. A remote attacker may exploit this vulnerability by enticing a target user to open a specially crafted web page. Successful exploitation could allow an attacker to execute arbitrary code in the target machine.

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 V8 Remote Code Execution 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 V8 Remote Code Execution