Check Point Advisories

Microsoft Edge Scripting Engine Memory Corruption (CVE-2017-11841)

Check Point Reference: CPAI-2017-0898
Date Published: 14 Nov 2017
Severity: High
Last Updated: Sunday 19 March, 2023
Source: Microsoft CVE-2017-11841
Industry Reference:CVE-2017-11841
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 64-based Systems
ChakraCore
Vulnerability Description A remote code execution vulnerability exists in Microsoft Edge. An attacker who successfully exploited the vulnerability could gain the same user rights as 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

  1. In the IPS tab, click Protections and find the Microsoft Edge Scripting Engine Memory Corruption (CVE-2017-11841) protection using the Search tool and Edit the protection's settings.
  2. 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-2017-11841)

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