CVE-2022-21177

Name: CVE-2022-21177
Creator: NVD / NIST
Published: 2022-03-11T09:15:11.153+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.90%

Last modified Jun 17, 2026

CVE-2022-21177 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. There is a path traversal vulnerability in CAMS for HIS Log 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, andfrom R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

There is a path traversal vulnerability in CAMS for HIS Log 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, andfrom R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00.

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

0.90%

55.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Yokogawa	Centum Cs 3000 Firmware	>= r3.08.10, <= r3.09.00
Yokogawa	Centum Cs 3000 Entry Firmware	>= r3.08.10, <= r3.09.00
Yokogawa	Centum Vp Firmware	>= r4.01.00, <= r4.03.00
Yokogawa	Centum Vp Firmware	>= r5.01.00, <= r5.04.20
Yokogawa	Centum Vp Firmware	>= r6.01.00, < r6.09.00
Yokogawa	Centum Vp Entry Firmware	>= r4.01.00, <= r4.03.00
Yokogawa	Centum Vp Entry Firmware	>= r5.01.00, <= r5.04.20
Yokogawa	Centum Vp Entry Firmware	>= r6.01.00, < r6.09.00
Yokogawa	Exaopc	>= r3.72.00, < r3.80.00

References

https://web-material3.yokogawa.com/1/32094/files/YSAR-22-0001-E.pdfVendor Advisory
https://web-material3.yokogawa.com/1/32094/files/YSAR-22-0001-E.pdfVendor Advisory

Timeline

Published: Mar 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-21177?

How severe is CVE-2022-21177?

CVE-2022-21177 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.

How do I fix CVE-2022-21177?

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-2022-21177?

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

Scan your code now

Source: NVD / NIST