Check Point Advisories

QNAP NAS Command Injection (CVE-2021-28799)

Check Point Reference: CPAI-2021-1155
Date Published: 10 Apr 2022
Severity: Critical
Last Updated: Sunday 10 April, 2022
Source:
Industry Reference:CVE-2021-28799
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? QNAP Systems Inc. HBS 3 versions prior to v16.0.0415 on QTS 4.5.2, versions prior to v3.0.210412 on QTS 4.3.6, versions prior to v3.0.210411 on QTS 4.3.4, versions prior to v3.0.210411 on QTS 4.3.3,versions prior to v16.0.0419 on QuTS hero h4.5.1 and versions prior to v16.0.0419 on QuTScloud c4.5.1~c4.5.4
Vulnerability Description A command injection vulnerability exists in QNAP NAS. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary commands 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

  1. In the IPS tab, click Protections and find the QNAP NAS Command Injection (CVE-2021-28799) 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:  QNAP NAS Command Injection (CVE-2021-28799)

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