CVE-2022-22729 Auth bypass in CENTUM CS 3000

High 8.8 Published 11 Mar 2022 Updated 3 Aug 2024

Attackers can bypass authentication in Yokogawa CENTUM and Exaopc servers by sending crafted packets, potentially gaining unauthorized access to industrial control systems.

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-2022-22729?

CVE-2022-22729 is a high-severity authentication bypass 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

CAMS for HIS Server contained in the following Yokogawa Electric products improperly authenticate the receiving packets. The authentication may be bypassed via some crafted packets: 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, and Exaopc versions from R3.72.00 to R3.79.00.

Weakness: CWE-287, CWE-302

Which versions are affected by CVE-2022-22729?

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-2022-22729?

No fix has been published for CVE-2022-22729 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2022-22729 being exploited?

There is no known exploitation of CVE-2022-22729 in the wild and no public exploit code.

Sources

Also known as GHSA-23p6-m374-wpr8.