Check Point Advisories

Command Injection Over Telnet

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0698
Date Published:	18 Aug 2016
Severity:	Critical
Last Updated:	Thursday 18 August, 2016
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Telnet servers
Vulnerability Description	Telnet is an internet protocol that provides access to remote computers using a virtual terminal. A remote attacker may use an open Telnet service to run arbitrary code on the victim machine.

Protection Overview

This protection detects 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

In the IPS tab, click Protections and find the Command Injection Over Telnet 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: Telnet Enforcement Violation.
Attack Information: Command Injection Over Telnet