Check Point Advisories

Microsoft Excel Obj BIFF Record Boundary Access (MS11-045) - Ver2 (CVE-2011-1272)

Check Point Reference: CPAI-2014-2442
Date Published: 28 Dec 2014
Severity: High
Last Updated: Sunday 28 December, 2014
Source:
Industry Reference:CVE-2011-1272
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description Microsoft Excel is a popular spreadsheet application. A vulnerability has been identified in Microsoft Excel. A remote attacker could exploit this issue via a malformed Excel file. A remote code execution vulnerability exists in the way that Microsoft Excel handles specially crafted Excel files. An attacker who successfully exploited this vulnerability could take complete control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.

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 Excel Obj BIFF Record Boundary Access (MS11-045) - Ver2 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 Excel Obj BIFF Record Boundary Access (MS11-045) - Ver2

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