CVE-2022-26034

Name: CVE-2022-26034
Creator: NVD / NIST
Published: 2022-04-15T02:15:08.083+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.92%

Last modified Jun 17, 2026

CVE-2022-26034 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Improper authentication vulnerability in the communication protocol provided by AD (Automation Design) server of CENTUM VP R6.01.10 to R6.09.00, CENTUM VP Small R6.01.10 to R6.09.00, CENTUM VP Basic R6.01.10 to R6.09.00, and B/M9000 VP R8.01.01 to R8.03.01 allows an attacker to use the functions provided by AD server. This may lead to leakage or tampering of data managed by AD server.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

Improper authentication vulnerability in the communication protocol provided by AD (Automation Design) server of CENTUM VP R6.01.10 to R6.09.00, CENTUM VP Small R6.01.10 to R6.09.00, CENTUM VP Basic R6.01.10 to R6.09.00, and B/M9000 VP R8.01.01 to R8.03.01 allows an attacker to use the functions provided by AD server. This may lead to leakage or tampering of data managed by AD server.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

0.92%

55.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Yokogawa	B\/M9000 Vp	>= r8.01.01, <= r8.03.01
Yokogawa	Centum Vp	>= r6.01.10, <= r6.09.00
Yokogawa	Centum Vp	>= r6.01.10, <= r06.09.00

References

https://jvn.jp/vu/JVNVU99204686/index.htmlThird Party Advisory
https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/Vendor Advisory
https://jvn.jp/vu/JVNVU99204686/index.htmlThird Party Advisory
https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/Vendor Advisory

Timeline

Published: Apr 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26034?

How severe is CVE-2022-26034?

CVE-2022-26034 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26034?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-26034?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST