CVE-2022-21808 Path traversal in CENTUM CS 3000

High 8.8 Published 11 Mar 2022 Updated 3 Aug 2024

Attackers can exploit a path traversal flaw in Yokogawa ICS server software to read or modify arbitrary files on the system.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-21808?

CVE-2022-21808 is a high-severity path traversal vulnerability in Yokogawa Electric Corporation CENTUM CS 3000, published on 11 Mar 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Path traversal vulnerability exists in CAMS for HIS Server contained in the following Yokogawa Electric products: CENTUM CS 3000 versions from R3.08.10 to R3.09.00, CENTUM VP versions from R4.01.00 to R4.03.00, from R5.01.00 to R5.04.20, and from R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00.

Weakness: CWE-22, CWE-23

Which versions are affected by CVE-2022-21808?

It affects 5 products.

Products include Yokogawa Centum Cs 3000 Entry Firmware, Yokogawa Centum Cs 3000 Firmware, Yokogawa Centum Vp Entry Firmware, Yokogawa Centum Vp Firmware, Yokogawa Exaopc.

How do I fix CVE-2022-21808?

No fix has been published for CVE-2022-21808 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-21808 being exploited?

There is no known exploitation of CVE-2022-21808 in the wild and no public exploit code.

Sources

Also known as GHSA-xpmg-6c76-v9cq.