Check Point Advisories

Microsoft Edge Information Disclosure (CVE-2018-8545)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-1048
Date Published:	13 Nov 2018
Severity:	High
Last Updated:	Tuesday 13 November, 2018
Source:	Microsoft CVE-2018-8545
Industry Reference:	CVE-2018-8545
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Edge on Windows 10 Version 1803 for 32-bit Systems Microsoft Edge on Windows 10 Version 1803 for x64-based Systems Microsoft Edge on Windows 10 Version 1803 for ARM64-based Systems Microsoft Edge on Windows 10 Version 1809 for 32-bit Systems Microsoft Edge on Windows 10 Version 1809 for x64-based Systems Microsoft Edge on Windows 10 Version 1809 for ARM64-based Systems Microsoft Edge on Windows Server 2019
Vulnerability Description	An information disclosure vulnerability exists in Microsoft Edge. Successful exploitation of this vulnerability would allow a remote attacker to obtain sensitive 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 Microsoft Edge Information Disclosure (CVE-2018-8545) 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: Microsoft Edge Information Disclosure (CVE-2018-8545)