CVE-2022-43977 Missing authorization in n/a

Critical 9.8 Published 17 Jan 2023 Updated 4 Apr 2025

An attacker can access the debug port without authentication, potentially leading to unauthorized control or code execution on GE Grid Solutions MS3000 devices.

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-2022-43977?

CVE-2022-43977 is a critical missing authorization vulnerability in n/a, published on 17 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on GE Grid Solutions MS3000 devices before 3.7.6.25p0_3.2.2.17p0_4.7p0. The debug port accessible via TCP (a qconn service) lacks access control.

Weakness: CWE-284

Which versions are affected by CVE-2022-43977?

It affects 1 product.

Products include Ge Ms 3000 Firmware.

How do I fix CVE-2022-43977?

No fix has been published for CVE-2022-43977 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-43977 being exploited?

There is no known exploitation of CVE-2022-43977 in the wild and no public exploit code.

Sources

Also known as GHSA-j7p9-8xw7-jgxw.