CVE-2022-40847 Command injection in n/a

High 7.8 Published 15 Nov 2022 Updated 30 Apr 2025

Attackers can execute arbitrary commands on Tenda AC1200 routers via the hostname parameter in the formSetFixTools function.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-40847?

CVE-2022-40847 is a high-severity command injection vulnerability in n/a, published on 15 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Tenda AC1200 Router model W15Ev2 V15.11.0.10(1576), there exists a command injection vulnerability in the function formSetFixTools. This vulnerability allows attackers to run arbitrary commands on the server via the hostname parameter.

Weakness: CWE-78

Which versions are affected by CVE-2022-40847?

It affects 1 product.

Products include Tenda W15e Firmware.

How do I fix CVE-2022-40847?

No fix has been published for CVE-2022-40847 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2022-40847 being exploited?

There is no known exploitation of CVE-2022-40847 in the wild and no public exploit code.

Sources

Also known as GHSA-wwhc-m2jv-2rv2.