Check Point Advisories

Multiple Browsers Denial of Service (Browser Reaper)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0957
Date Published:	25 Sep 2018
Severity:	High
Last Updated:	Sunday 23 December, 2018
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Mozilla Firefox Google Chrome Apple Safari
Vulnerability Description	A denial-of-service vulnerability has been reported in Multiple Web Browsers. Successful exploitation of this vulnerability would allow a remote attacker to create a denial of service condition on the affected browser.

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 Multiple Browsers Denial of Service (Browser Reaper) 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: Multiple Browsers Denial of Service (Browser Reaper)