Check Point Advisories

Microsoft .NET XML Digital Signature Spoofing (MS13-040; CVE-2013-1336)

Check Point Reference: CPAI-2013-1821
Date Published: 14 May 2013
Severity: High
Last Updated: Monday 10 June, 2013
Source:
Industry Reference:CVE-2013-1336
Protection Provided by:

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

Who is Vulnerable?
Vulnerability Description A spoofing vulnerability has been reported when the Microsoft .NET Framework fails to properly validate the signature of specially crafted XML files. Successful exploitation would allow an attacker to modify the contents of an XML file without invalidating the signature associated with the file.

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 / R71 / R70

  1. In the IPS tab, click Protections and find the Microsoft .NET XML Digital Signature Spoofing (MS13-040) 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 .NET xml digital signature spoofing (MS13-040)

×
  Feedback
This website uses cookies for its functionality and for analytics and marketing purposes. By continuing to use this website, you agree to the use of cookies. For more information, please read our Cookies Notice.
OK