Check Point Advisories

Microsoft Excel REPT Function Integer Overflow - Ver2 (CVE-2008-4019)

Check Point Reference: CPAI-2014-1408
Date Published: 16 Apr 2014
Severity: High
Last Updated: Wednesday 16 April, 2014
Source: CVE-2008-4019
Protection Provided by:

Security Gateway
R77

  • R76
  • R75

    		•
    Who is Vulnerable?
    Vulnerability Description A integer overflow vulnerability has been reported in Microsoft Office Excel. The vulnerability is due to an improper parsing of Excel documents containing specially crafted REPT function. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes.

    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 REPT Function Integer Overflow - 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 REPT Function Integer Overflow - Ver2

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