Check Point Advisories

Microsoft Windows Schannel Remote Code Execution (MS14-066; CVE-2014-6321)

Check Point Reference: CPAI-2014-1948
Date Published: 11 Nov 2014
Severity: Critical
Last Updated: Sunday 29 April, 2018
Source: Microsoft MS14-066
Industry Reference:CVE-2014-6321
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70
Who is Vulnerable? Windows Server 2003
Windows Vista
Windows Server 2008
Windows 7
Windows Server 2008 R2
Windows 8
Windows 8.1
Windows Server 2012
Windows Server 2012 R2
Windows RT
Windows RT 8.1
Vulnerability Description A remote code execution vulnerability has been reported in Secure Channel (Schannel) security package. The vulnerability is caused when Schannel in a server system improperly processes specially crafted packets. An attacker could attempt to exploit this vulnerability by sending specially crafted packets to a Windows server.
Update/Patch AvaliableApply patches from: MS14-066

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 Windows Schannel Remote Code Execution (MS14-066) 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:  SSL Enforcement Violation.
Attack Information:  Microsoft Windows Schannel Remote Code Execution (MS14-066)

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