Check Point Advisories

Microsoft Word Memory Corruption (CVE-2018-0797)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-1093
Date Published:	9 Jan 2018
Severity:	Critical
Last Updated:	Tuesday 09 January, 2018
Source:	Microsoft CVE-2018-0797
Industry Reference:	CVE-2018-0797
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Word 2007 Service Pack 3 Microsoft SharePoint Server 2010 Service Pack 2 Microsoft Word 2010 Service Pack 2 (32-bit editions) Microsoft Word 2010 Service Pack 2 (64-bit editions) Microsoft Office 2010 Service Pack 2 (32-bit editions) Microsoft Office 2010 Service Pack 2 (64-bit editions) Microsoft Office Web Apps 2010 Service Pack 2 Microsoft Word 2013 Service Pack 1 (32-bit editions) Microsoft Word 2013 Service Pack 1 (64-bit editions) Microsoft Word 2013 RT Service Pack 1 Microsoft Office Web Apps Server 2013 Service Pack 1 Microsoft Word 2016 (32-bit edition) Microsoft Word 2016 (64-bit edition) Microsoft Office Online Server 2016 Microsoft SharePoint Enterprise Server 2016 Microsoft SharePoint Enterprise Server 2013 Service Pack 1 Microsoft Office Word Viewer Microsoft Office Compatibility Pack Service Pack 3
Vulnerability Description	An Office RTF remote code execution vulnerability exists in Microsoft Office software. The vulnerability is due to an error in the way the Office software handles RTF files. An attacker who successfully exploited the vulnerability could run 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 R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Word Memory Corruption (CVE-2018-0797) 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: Content Protection Violation.
Attack Information: Microsoft Word Memory Corruption (CVE-2018-0797)