Check Point Advisories

TOTOLINK N300RB Remote Code Execution (CVE-2025-52089)

Check Point Reference: CPAI-2025-0696
Date Published: 19 Aug 2025
Severity: High
Last Updated: Tuesday 19 August, 2025
Source:
Industry Reference:CVE-2025-52089
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? TOTOLINK N300RB firmware version 8.54
Vulnerability Description A remote code execution vulnerability exists in TOTOLINK N300RB. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code 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 TOTOLINK N300RB Remote Code Execution (CVE-2025-52089) 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:  TOTOLINK N300RB Remote Code Execution (CVE-2025-52089)

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