Check Point Advisories

Microsoft Windows Schannel Remote Code Execution - Ver2 (CVE-2014-6321)

Check Point Reference: CPAI-2015-0340
Date Published: 26 Mar 2015
Severity: Critical
Last Updated: 15 Nov 2017
Industry Reference:CVE-2014-6321
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable?
Vulnerability Description A code execution vulnerability has been reported in Secure Channel (Schannel) security package. An attacker could exploit this vulnerability by sending specially crafted packets to a Windows server. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

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 / R76 / R75

  1. In the IPS tab, click Protections and find the Microsoft Windows Schannel Remote Code Execution - Ver2 protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  Microsoft Windows Schannel Remote Code Execution - Ver2