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Check Point Advisories

dotCMS CMSFilter Authentication Bypass (CVE-2020-6754)

Check Point Reference: CPAI-2020-0318
Date Published: 1 May 2020
Severity: Critical
Last Updated: Friday 01 May, 2020
Industry Reference:CVE-2020-6754
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? dotCMS
Vulnerability Description An access control weakness exists in the dotCMS content management system. The vulnerability is due to insufficient path validation in the CMSFilter class.

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 R80 / R77 / R75

  1. In the IPS tab, click Protections and find the dotCMS CMSFilter Authentication Bypass (CVE-2020-6754) 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 Client Enforcement Violation.
Attack Information:  dotCMS CMSFilter Authentication Bypass (CVE-2020-6754)

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