Check Point Advisories

Microsoft Excel SerAuxErrBar Heap Overflow (MS12-076) - Ver2 (CVE-2012-1885)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0758
Date Published:	18 May 2015
Severity:	Critical
Last Updated:	Monday 18 May, 2015
Source:
Industry Reference:	CVE-2012-1885
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A remote code execution vulnerability has been reported in Microsoft Excel. The vulnerability is due to a memory allocation error. A remote attacker can exploit this issue by enticing a target user to open a specially crafted Excel file with an affected version of Microsoft Excel. Successful exploitation of this vulnerability could allow an attacker to take complete control of an affected system.

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

In the IPS tab, click Protections and find the Microsoft Excel SerAuxErrBar Heap Overflow (MS12-076) - Ver2 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 Excel SerAuxErrBar Heap Overflow (MS12-076) - Ver2