Check Point Advisories

TLS Servers Cipher Suites Scanning Tools

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1534
Date Published:	11 May 2014
Severity:	Medium
Last Updated:	Sunday 03 December, 2017
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	TLS-enabled servers.
Vulnerability Description	Several vulnerability scanning tools are designed to gather supported cipher suites information from TLS servers. Such scans might indicate an attempt to disclose information about a server, as a preparation for an attack.

Protection Overview

IPS will detect and block TLS cipher suites scanning attempts.

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

In the IPS tab, click Protections and find the TLS Servers Cipher Suites Scanning Tools protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: SSL Enforcement Violation.
Attack Information: TLS Servers Cipher Suites Scanning Tools