Check Point Advisories

Microsoft Internet Explorer Memory Corruption (CVE-2017-11890)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-1036
Date Published:	12 Dec 2017
Severity:	High
Last Updated:	Wednesday 20 September, 2023
Source:
Industry Reference:	CVE-2017-11890
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Internet Explorer 9 on Microsoft Windows Server 2008 for 32-bit Systems Service Pack 2 Microsoft Internet Explorer 9 on Microsoft Windows Server 2008 for x64-based Systems Service Pack 2 Microsoft Internet Explorer 11 on Microsoft Windows 7 for 32-bit Systems Service Pack 1 Microsoft Internet Explorer 11 on Microsoft Windows 7 for x64-based Systems Service Pack 1 Microsoft Internet Explorer 11 on Microsoft Windows Server 2008 R2 for x64-based Systems Service Pack 1 Microsoft Internet Explorer 11 on Microsoft Windows 8.1 for 32-bit systems Microsoft Internet Explorer 11 on Microsoft Windows 8.1 for x64-based systems Microsoft Internet Explorer 11 on Microsoft Windows Server 2012 R2 Microsoft Internet Explorer 11 on Microsoft Windows RT 8.1 Microsoft Internet Explorer 11 on Microsoft Windows 10 for 32-bit Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 for x64-based Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1511 for x64-based Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1511 for 32-bit Systems Microsoft Internet Explorer 11 on Microsoft Windows Server 2016 Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1607 for 32-bit Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1607 for x64-based Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1703 for 32-bit Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1703 for x64-based Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1709 for 32-bit Systems Microsoft Internet Explorer 11 on Microsoft Windows 10 Version 1709 for 64-based Systems Microsoft Internet Explorer 10 on Microsoft Windows Server 2012
Vulnerability Description	A memory corruption vulnerability exists in Microsoft Internet Explorer. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

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 Internet Explorer Memory Corruption (CVE-2017-11890) 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 Internet Explorer Memory Corruption (CVE-2017-11890)