Check Point Advisories

Web Clients Cookie Arbitrary Website Redirection

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0016
Date Published:	8 Jan 2015
Severity:	High
Last Updated:	Tuesday 20 January, 2015
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Web Clients
Vulnerability Description	An unsolicited redirection vulnerability has been reported. The vulnerability is due to a design flaw which allows attackers to redirect users to arbitrary websites.

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 R80 / R77 / R75

In the IPS tab, click Protections and find the Web Clients Cookie Arbitrary Website Redirection 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: Web Clients Cookie Arbitrary Website Redirection