Check Point Advisories

Node.js Foundation Node.js TLS Denial of Service (CVE-2018-7162)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0205
Date Published:	14 Feb 2019
Severity:	High
Last Updated:	Sunday 24 February, 2019
Source:	Node.js Foundation
Industry Reference:	CVE-2018-7162
Protection Provided by:	Security Gateway R81, R80
Who is Vulnerable?	Node.js Node.js 10.x prior to 10.4.1 Node.js Node.js 9.x prior to 9.11.2
Vulnerability Description	A denial of service vulnerability has been reported in Node.js. The vulnerability is due to improper handling of TLS by the node process. A remote, unauthenticated attacker can exploit this vulnerability by sending a crafted message to the target server during a TLS handshake.

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

In the IPS tab, click Protections and find the Node.js Foundation Node.js TLS Denial of Service 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: Node.js Foundation Node.js TLS Denial of Service