Check Point Advisories

Chiyu Technology Server-Side Request Forgery (CVE-2021-31252)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-2164
Date Published:	27 May 2024
Severity:	Medium
Last Updated:	Monday 27 May, 2024
Source:
Industry Reference:	CVE-2021-31252
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Chiyu Technology BF-430 Chiyu Technology BF-431 Chiyu Technology BF-450M Chiyu Technology SEMAC Chiyu Technology Webpass Chiyu Technology BF-630 Chiyu Technology BF-631-W Chiyu Technology BF-830-W
Vulnerability Description	A server-side request forgery vulnerability exists in Chiyu Technology. Successful exploitation would allow attackers to create HTTP requests on behalf of the vulnerable server.

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

In the IPS tab, click Protections and find the Chiyu Technology Server-Side Request Forgery (CVE-2021-31252) 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: Application Servers Protection Violation.
Attack Information: Chiyu Technology Server-Side Request Forgery (CVE-2021-31252)