CVE-2025-57071: High severity Tenda G3 vulnerability

Published Sep 9, 2025
·
Updated

Tenda G3 v3.0brV15.11.0.17 was discovered to contain a stack overflow in the vpnUsers parameter in the formAddVpnUsers function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Affected Software

3 affected components
Tenda G3
All of the following
Tenda G3 Firmware<=15.11.0.17\(9502\)
Tenda G3

Event History

Sep 9, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-57071?

The severity of CVE-2025-57071 is classified as high due to its potential to cause a Denial of Service (DoS).

2

How do I fix CVE-2025-57071?

To mitigate CVE-2025-57071, update the Tenda G3 firmware to the latest version provided by the manufacturer.

3

What is the impact of CVE-2025-57071?

CVE-2025-57071 allows attackers to exploit a stack overflow vulnerability, potentially leading to a system crash and Denial of Service.

4

Which devices are affected by CVE-2025-57071?

CVE-2025-57071 affects the Tenda G3 router model, specifically version v3.0br_V15.11.0.17.

5

Is CVE-2025-57071 being actively exploited?

As of now, there is no public information confirming active exploitation of CVE-2025-57071.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203