Check Point Advisories

Microsoft Edge Scripting Engine Memory Corruption (CVE-2018-0770)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0134
Date Published:	18 Feb 2018
Severity:	High
Last Updated:	Monday 17 July, 2023
Source:	Microsoft Project Zero CVE-2018-0770
Industry Reference:	CVE-2018-0770
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Edge on Windows 10 for 32-bit Systems Microsoft Edge on Windows 10 for x64-based Systems Microsoft Edge on Windows 10 Version 1511 for x64-based Systems Microsoft Edge on Windows 10 Version 1511 for 32-bit Systems Microsoft Edge on Windows Server 2016 Microsoft Edge on Windows 10 Version 1607 for 32-bit Systems Microsoft Edge on Windows 10 Version 1607 for x64-based Systems Microsoft Edge on Windows 10 Version 1703 for 32-bit Systems Microsoft Edge on Windows 10 Version 1703 for x64-based Systems Microsoft Edge on Windows 10 Version 1709 for 32-bit Systems Microsoft Edge on Windows 10 Version 1709 for x64-based Systems ChakraCore
Vulnerability Description	A memory corruption vulnerability exists in Microsoft Edge Scripting Engine. With successful exploitation of this vulnerability an attacker could execute arbitrary code in the context of the current user.

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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Edge Scripting Engine Memory Corruption (CVE-2018-0770) 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 Scripting Engine Memory Corruption (CVE-2018-0770)