How severe is CVE-2022-22151?

CVE-2022-22151 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2022-22151 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22151?

CVE-2022-22151 primarily affects Yokogawa Exaopc. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22151?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-22151 published?

CVE-2022-22151 was published on 2022-03-11 and last updated on 2026-06-17.

CVE-2022-22151

CVE-2022-22151 is a high-severity vulnerability in Yokogawa Exaopc with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-116.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.9
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-116
Affected product: Yokogawa Exaopc
Published: 2022-03-11
Last modified: 2026-06-17

Description

CAMS for HIS Log Server contained in the following Yokogawa Electric products fails to properly neutralize log outputs: 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.

Frequently asked questions

What is CVE-2022-22151?: CAMS for HIS Log Server contained in the following Yokogawa Electric products fails to properly neutralize log outputs: 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.
How severe is CVE-2022-22151?: CVE-2022-22151 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2022-22151 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-22151?: CVE-2022-22151 primarily affects Yokogawa Exaopc. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-22151?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-22151 published?: CVE-2022-22151 was published on 2022-03-11 and last updated on 2026-06-17.

References

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

Affected products (5)

cpe:2.3:o:yokogawa:centum_cs_3000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:yokogawa:centum_cs_3000_entry_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:yokogawa:centum_vp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:yokogawa:centum_vp_entry_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:yokogawa:exaopc:*:*:*:*:*:*:*:*

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