Check Point Advisories

Samsung Internet Browser SOP Bypass (CVE-2017-17692)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0008
Date Published:	2 Jan 2018
Severity:	Critical
Last Updated:	Wednesday 03 January, 2018
Source:
Industry Reference:	CVE-2017-17692
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Samsung Internet Browser version 5.4.02.3 and earlier.
Vulnerability Description	A SOP bypass vulnerability exists within the Samsung internet browser. This vulnerability is due to the way the browser handles its same origin policy. A successful attack could lead to stolen information.

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 Samsung Internet Browser SOP Bypass (CVE-2017-17692) 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: Samsung Internet Browser SOP Bypass (CVE-2017-17692)