CVE-2022-2791 File upload in Proficy Machine Edition
Attackers can upload malicious files to the PLC logic folder, leading to code execution on connected industrial controllers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-2791?
CVE-2022-2791 is a medium-severity vulnerability in Emerson Electric Proficy Machine Edition, published on 22 Nov 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulnerable to CWE-434 Unrestricted Upload of File with Dangerous Type, and will upload any file written into the PLC logic folder to the connected PLC.
Weakness: CWE-434
Which versions are affected by CVE-2022-2791?
It affects 1 product.
Products include Emerson Proficy.
How do I fix CVE-2022-2791?
No fix has been published for CVE-2022-2791 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-2791 being exploited?
There is no known exploitation of CVE-2022-2791 in the wild and no public exploit code.
Sources
Also known as GHSA-gcxh-h8m8-8wr4.