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ANSSI Improperly Issued Digital Certificates HTTPS Spoofing


Check Point Reference: CPAI-2013-3690
Date Published:
Source: Microsoft Security Advisory
Protection Provided by: Security Gateway
  • R70
  • R71
  • R75
Who is Vulnerable?
Web browsers
Vulnerability Description
Several improperly issued CA certificates could be used in HTTPS spoofing attacks.
Vulnerability Details
The certificates have been misused to issue SSL certificates for multiple sites. SSL certificates could be used by attackers to spoof content, perform phishing attacks, or perform man-in-the-middle attacks against multiple sites.

Protection Overview
This protection will detect and block attempts to use the improperly issued CA certificates.

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.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the ANSSI Improperly Issued Digital Certificates HTTPS Spoofing protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: SSL Enforcement Violation
Attack Information: ANSSI Improperly Issued Digital Certificates HTTPS Spoofing