CVE-2022-47123 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 wepkey3 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-2022-47123?

CVE-2022-47123 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 wepkey3 parameter at /goform/WifiBasicSet.

Weakness: CWE-787

Which versions are affected by CVE-2022-47123?

It affects 1 product.

Products include Tenda A15 Firmware.

How do I fix CVE-2022-47123?

No fix has been published for CVE-2022-47123 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-2022-47123 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-47123 exists.

Sources

Also known as GHSA-88fr-777m-ghwv.