Check Point Advisories

Commvault CommCell Authentication Bypass (CVE-2021-34996)

Check Point Reference: CPAI-2021-1017
Date Published: 30 Dec 2021
Severity: Critical
Last Updated: Thursday 30 December, 2021
Industry Reference:CVE-2021-34996
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? CommCell
Vulnerability Description An authentication bypass exists in Commvault CommCell. The vulnerability is due to use of hardcoded credentials to access CVSearchService endpoint.

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 Commvault CommCell Authentication Bypass (CVE-2021-34996) 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:  Content Protection Violation.
Attack Information:  Commvault CommCell Authentication Bypass (CVE-2021-34996)

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