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Check Point Advisories

FortiLogger Arbitrary File Upload (CVE-2021-3378)

Check Point Reference: CPAI-2021-0199
Date Published: 5 Apr 2021
Severity: Critical
Last Updated: 5 Apr 2021
Industry Reference:CVE-2021-3378
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? FortiLogger
Vulnerability Description An arbitrary file upload vulnerability exists in FortiLogger. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on 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 R80 / R77 / R75

  1. In the IPS tab, click Protections and find the FortiLogger Arbitrary File Upload (CVE-2021-3378) 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:  FortiLogger Arbitrary File Upload (CVE-2021-3378)

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