Check Point Advisories

Tenda AC20 Stack Overflow (CVE-2025-14654)

Check Point Reference: CPAI-2025-12560
Date Published: 2 Mar 2026
Severity: High
Last Updated: Monday 02 March, 2026
Source:
Industry Reference:CVE-2025-14654
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Tenda AC20 16.03.08.12
Vulnerability Description A stack overflow vulnerability in Tenda AC20 allows remote attackers to execute arbitrary code by exploiting the formSetPPTPUserList function in the httpd component.

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 Tenda AC20 Stack Overflow (CVE-2025-14654) 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:  Tenda AC20 Stack Overflow (CVE-2025-14654)

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