Check Point Advisories

F5 NGINX HTTP Request Smuggling (CVE-2019-20372)

Check Point Reference: CPAI-2019-2072
Date Published: 27 May 2020
Severity: Medium
Last Updated: Tuesday 19 November, 2024
Source:
Industry Reference:CVE-2019-20372
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? F5 NGINX prior to 1.17.7
Vulnerability Description An HTTP request smuggling vulnerability exists in F5 NGINX. Successful exploitation of this vulnerability would allow remote attackers to gain unauthorized access into the affected system.

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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the F5 NGINX HTTP Request Smuggling (CVE-2019-20372) 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:  Web Server Enforcement Violation.
Attack Information:  F5 NGINX HTTP Request Smuggling (CVE-2019-20372)

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