Check Point Advisories

Adobe Reader PDF Document Metadata XML Bomb (APSB09-15; CVE-2009-2979)

Check Point Reference: CPAI-2009-236
Date Published: 14 Oct 2009
Severity: High
Last Updated: Monday 17 June, 2019
Industry Reference:CVE-2009-2979
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70

Who is Vulnerable?
Vulnerability Description Portable Document Format (PDF) is an open file format created by Adobe Systems. It is used for representing two-dimensional documents in a device and resolution independent fixed-layout document format. A denial of service vulnerability has been discovered in Adobe Reader and Acrobat. The vulnerability is due to the way Adobe Reader and Acrobat handle metadata in malformed PDF documents. A remote attacker could trigger this issue via a specially crafted PDF file. Successful exploitation will create a denial of service condition, causing the application to become non-responsive.

Protection Overview

This protection will detect and block attempts to transfer malformed PDF 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

  1. In the IPS tab, click Protections and find the Adobe Reader PDF Document Metadata XML Bomb (APSB09-15) 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:  Adobe Reader Violation.
Attack Information:  Adobe Reader PDF Document Metadata XML Bomb (APSB09-15)

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