Check Point Advisories

HashiCorp Consul Improper Access Control (CVE-2021-41805)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-2292
Date Published:	4 Feb 2025
Severity:	High
Last Updated:	Tuesday 04 February, 2025
Source:
Industry Reference:	CVE-2021-41805
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	HashiCorp Consul 1.7.0 and later, prior to 1.8.17 HashiCorp Consul 1.9.0 and later, prior to 1.9.11 HashiCorp Consul 1.10.0 and later, prior to 1.10.4
Vulnerability Description	An improper access control vulnerability exists in HashiCorp Consul. Successful exploitation of this vulnerability could allow a remote attacker to read sensitive files 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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the HashiCorp Consul Improper Access Control (CVE-2021-41805) 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: Web Server Enforcement Violation.
Attack Information: HashiCorp Consul Improper Access Control (CVE-2021-41805)