Check Point Advisories

Tenda 11N Firmware Authentication Bypass (CVE-2022-42233)

Check Point Reference: CPAI-2022-1555
Date Published: 14 Aug 2023
Severity: Critical
Last Updated: Monday 14 August, 2023
Source:
Industry Reference:CVE-2022-42233
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Tenda 11N Firmware version 5.07.33_cn
Vulnerability Description An authentication bypass vulnerability exists in Tenda 11N Firmware. 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 Tenda 11N Firmware Authentication Bypass (CVE-2022-42233) 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:  Tenda 11N Firmware Authentication Bypass (CVE-2022-42233)

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