Check Point Advisories

D-Link DIR-3040 Information Disclosure (CVE-2021-21816)

Check Point Reference: CPAI-2021-2147
Date Published: 14 Apr 2024
Severity: Medium
Last Updated: Sunday 14 April, 2024
Source:
Industry Reference:CVE-2021-21816
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? D-Link DIR-3040 1.13B03
Vulnerability Description An information disclosure vulnerability exists in D-Link DIR-3040. Successful exploitation of this vulnerability would allow a remote attacker to obtain sensitive information.

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 D-Link DIR-3040 Information Disclosure (CVE-2021-21816) 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:  Application Servers Protection Violation.
Attack Information:  D-Link DIR-3040 Information Disclosure (CVE-2021-21816)

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