Check Point Advisories

Grafana Labs Directory Traversal (CVE-2021-43813)

Check Point Reference: CPAI-2021-1418
Date Published: 30 Nov 2022
Severity: Medium
Last Updated: Wednesday 30 November, 2022
Source:
Industry Reference:CVE-2021-43813
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Grafana prior to versions 8.3.2 and 7.5.12
Vulnerability Description A directory traversal vulnerability exists in Grafana. This vulnerability is due to insufficient handling of fully lowercase or fully uppercase .md files.

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 Grafana Labs Directory Traversal (CVE-2021-43813) 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:  Grafana Labs Directory Traversal (CVE-2021-43813)

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