CVE-2022-43976 Missing authorization in n/a

Critical 9.8 Published 17 Jan 2023 Updated 7 Apr 2025

Unauthenticated attackers can directly access the API on TCP port 8888 via cgi-bin programs 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-2022-43976?

CVE-2022-43976 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 in FC46-WebBridge on GE Grid Solutions MS3000 devices before 3.7.6.25p0_3.2.2.17p0_4.7p0. Direct access to the API is possible on TCP port 8888 via programs located in the cgi-bin folder without any authentication.

Weakness: CWE-306

Which versions are affected by CVE-2022-43976?

It affects 1 product.

Products include Ge Ms 3000 Firmware.

How do I fix CVE-2022-43976?

No fix has been published for CVE-2022-43976 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-2022-43976 being exploited?

There is no known exploitation of CVE-2022-43976 in the wild and no public exploit code.

Sources

Also known as GHSA-q47f-r7rj-rfg2.