CVE-2022-47120 Memory corruption in n/a

Critical 9.8 Published 30 Dec 2022 Updated 11 Apr 2025

A stack overflow in the Tenda A15 router allows attackers to execute arbitrary code or cause a denial of service via the security_5g parameter.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-47120?

CVE-2022-47120 is a critical memory corruption vulnerability in n/a, published on 30 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the security_5g parameter at /goform/WifiBasicSet.

Weakness: CWE-787

Which versions are affected by CVE-2022-47120?

It affects 1 product.

Products include Tenda A15 Firmware.

How do I fix CVE-2022-47120?

No fix has been published for CVE-2022-47120 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-47120 being exploited?

There is no known exploitation of CVE-2022-47120 in the wild and no public exploit code.

Sources

Also known as GHSA-33cw-rfhq-85q4.