Check Point Advisories

Microsoft Office Component Use After Free (MS15-033: CVE-2015-1649)

Check Point Reference: CPAI-2015-0454
Date Published: 14 Apr 2015
Severity: Critical
Last Updated: Sunday 26 April, 2015
Source: Microsoft MS15-033
Industry Reference:CVE-2015-1649
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Microsoft Word 2007 Service Pack 3
Microsoft Office 2010
Microsoft Word Viewer
Microsoft Office Compatibility Pack Service Pack 3
Microsoft SharePoint Server 2010
Microsoft Office Web Apps 2010
Vulnerability Description A remote code execution vulnerability exists in Microsoft Office. The vulnerability is triggered when the Office software improperly handles objects in memory while parsing specially crafted Office files. A remote attacker can exploit this issue by enticing a victim to open a specially crafted office file.
Update/Patch AvaliableApply patches from: MS15-033

Protection Overview

This protection will detect and block 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

  1. In the IPS tab, click Protections and find the Microsoft Office Component Use After Free (MS15-033: CVE-2015-1649) 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:  Content Protection Violation.
Attack Information:  Microsoft Office Component Use After Free (MS15-033: CVE-2015-1649)

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