CVE-2022-36501 Memory corruption in n/a

High 7.8 Published 25 Aug 2022 Updated 3 Aug 2024

A stack overflow in the UpdateSnat function of H3C Magic NX18 Plus routers allows attackers to execute arbitrary code or cause a denial of service.

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-2022-36501?

CVE-2022-36501 is a high-severity memory corruption vulnerability in n/a, published on 25 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

H3C Magic NX18 Plus NX18PV100R003 was discovered to contain a stack overflow via the function UpdateSnat.

Weakness: CWE-787

Which versions are affected by CVE-2022-36501?

It affects 1 product.

Products include H3c Magic Nx18 Plus Firmware.

How do I fix CVE-2022-36501?

No fix has been published for CVE-2022-36501 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-2022-36501 being exploited?

There is no known exploitation of CVE-2022-36501 in the wild and no public exploit code.

Sources

Also known as GHSA-8663-g87g-wwq3.