Check Point Advisories

Ruijie Networks Routers Command Injection (CVE-2021-43164)

Check Point Reference: CPAI-2021-1782
Date Published: 8 Jun 2023
Severity: High
Last Updated: Thursday 08 June, 2023
Industry Reference:CVE-2021-43164
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Ruijie Networks ReyeeOS 1.55.1915 / EW_3.0(1)B11P55
Ruijie Networks RG-EW1200
Ruijie Networks RG-EW1200G PRO
Ruijie Networks RG-EW1800GX PRO
Ruijie Networks RG-EW300 PRO
Ruijie Networks RG-EW3200GX PRO
Vulnerability Description A command injection vulnerability exists in Ruijie Networks routers. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary commands on 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 Ruijie Networks Routers Command Injection (CVE-2021-43164) 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:  Application Servers Protection Violation.
Attack Information:  Ruijie Networks Routers Command Injection (CVE-2021-43164)

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