Check Point Advisories

CHIYU Multiple Products Cross-Site Scripting (CVE-2021-31643)

Check Point Reference: CPAI-2021-2118
Date Published: 13 Mar 2024
Severity: Medium
Last Updated: Wednesday 13 March, 2024
Source:
Industry Reference:CVE-2021-31643
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Chiyu Technology BF-631 Firmware
Vulnerability Description A cross-site scripting vulnerability exists in Chiyu BF-631 Firmware. Successful exploitation of this vulnerability would allow remote attackers to inject arbitrary web script 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 CHIYU Multiple Products Cross-Site Scripting (CVE-2021-31643) 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:  CHIYU Multiple Products Cross-Site Scripting (CVE-2021-31643)

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