Check Point Advisories

Draytek VigorConnect Cross-Site Request Forgery (CVE-2021-20126)

Check Point Reference: CPAI-2021-0866
Date Published: 17 Nov 2021
Severity: High
Last Updated: Wednesday 17 November, 2021
Source:
Industry Reference:CVE-2021-20126
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Draytek VigorConnect 1.6.0-B3
Vulnerability Description A cross-site request forgery vulnerability exists in Draytek VigorConnect. A remote attacker can exploit this vulnerability by enticing a target authenticated user to visit a specially crafted page.

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 Draytek VigorConnect Cross-Site Request Forgery (CVE-2021-20126) 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:  Draytek VigorConnect Cross-Site Request Forgery (CVE-2021-20126)

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