CVE-2022-28561 Memory corruption in n/a

Critical 9.8 Published 3 May 2022 Updated 3 Aug 2024

A stack overflow in the Tenda AX12 router's httpd service allows attackers to execute arbitrary code and obtain a shell via a crafted payload.

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-2022-28561?

CVE-2022-28561 is a critical memory corruption vulnerability in n/a, published on 3 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is a stack overflow vulnerability in the /goform/setMacFilterCfg function in the httpd service of Tenda ax12 22.03.01.21_cn router. An attacker can obtain a stable shell through a carefully constructed payload

Weakness: CWE-787

Which versions are affected by CVE-2022-28561?

It affects 1 product.

Products include Tenda Ax12 Firmware.

How do I fix CVE-2022-28561?

No fix has been published for CVE-2022-28561 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-2022-28561 being exploited?

There is no known exploitation of CVE-2022-28561 in the wild and no public exploit code.

Sources

Also known as GHSA-7jvg-wpf7-qqcj.