Check Point Advisories

Microsoft Excel Incorrect BIFF2 Record Parsing Code Execution (MS11-072) - Ver2 (CVE-2011-1988)

Check Point Reference: CPAI-2014-1260
Date Published: 31 Mar 2014
Severity: High
Last Updated: Monday 31 March, 2014
Source: CVE-2011-1988
Industry Reference:CVE-2011-1988
Protection Provided by:

Security Gateway
R77, R76, R75
Who is Vulnerable?
Vulnerability Description A remote code execution vulnerability has been reported in Microsoft Excel. The vulnerability is due to a heap memory corruption while parsing certain BIFF2 records in Excel files. A remote attacker could exploit this vulnerability by enticing a target user to open a malicious BIFF2 file using a vulnerable version of Excel. Successful exploitation could allow an attacker to execute arbitrary code, in the security context of the target user.

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,
Protection tab and select the version of your choice.

Security Gateway R77 / R76 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Microsoft Excel Incorrect BIFF2 Record Parsing Code Execution (MS11-072) - Ver2 protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

SmartView Tracker will log the following entries:

Attack Name:  Content Protection Violation.
Attack Information:  Microsoft Excel Incorrect BIFF2 Record Parsing Code Execution (MS11-072) - Ver2

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