CVE-2025-12271: Tenda CH22 RouteStatic fromRouteStatic buffer overflow

Published Oct 27, 2025
·
Updated

A vulnerability was identified in Tenda CH22 1.0.0.1. This affects the function fromRouteStatic of the file /goform/RouteStatic. Such manipulation of the argument page leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used.

Affected Software

3 affected components
Tenda CH22
All of the following
Tenda Ch22 Firmware=1.0.0.1
Tenda CH22

Event History

Oct 27, 2025
CVE Published
via MITRE·12:02 PM
Data Sourced
via MITRE·12:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·12:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-12271?

CVE-2025-12271 has a high severity due to its remote exploitability and potential for causing buffer overflow.

2

How do I fix CVE-2025-12271?

To fix CVE-2025-12271, users should upgrade their Tenda CH22 firmware to the latest version provided by the manufacturer.

3

What type of vulnerability is CVE-2025-12271?

CVE-2025-12271 is a buffer overflow vulnerability caused by improper handling of input in the function fromRouteStatic.

4

Who is affected by CVE-2025-12271?

CVE-2025-12271 affects users of the Tenda CH22 router running version 1.0.0.1.

5

Is it possible to exploit CVE-2025-12271 remotely?

Yes, CVE-2025-12271 can be exploited remotely, making it particularly dangerous.

Contact

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