Check Point Advisories

Microsoft Office Publisher pubconv.dll Heap Overrun (MS10-103; CVE-2010-2570)

Vulnerability
Protection

Check Point Reference:	CPAI-2010-323
Date Published:	14 Dec 2010
Severity:	High
Last Updated:	Sunday 26 June, 2016
Source:
Industry Reference:	CVE-2010-2570
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	Microsoft Publisher is a desktop publishing application for creating marketing materials, managing customer lists and more. The vulnerability is due to an error in pubconv.dll, Publisher Converter DLL that is used to open Publisher files created in versions earlier than Microsoft Publisher 2007. A remote attacker could trigger this flaw by convincing the victim to open a specially crafted Publisher file. Successful exploitation may allow execution of arbitrary code on the vulnerable system.

Protection Overview

This protection will detect and block the transferring of malformed Publisher files over HTTP.

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 / R71 / R70 / R65

In the IPS tab, click Protections and find the Microsoft Office Publisher pubconv.dll Heap Overrun (MS10-103) 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 Office Publisher pubconv.dll heap overrun (MS10-103)