Is CVE-2022-21177 in the CISA KEV catalog?

No. CVE-2022-21177 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21177?

CVE-2022-21177 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2022-21177?

CVE-2022-21177 has an EPSS score of 0.90% (55th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21177?

Upgrade centum vp entry firmware to r6.09.00 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21177

HIGH

8.1

CVSS v3

NVD

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.

CWE-23 CWE-22Path Traversal

How to fix

Remediation Available

centum vp entry firmwareNVD

Affected:>= r6.01.00, < r6.09.00Fixed in:r6.09.00CVE-2022-21177derived from NVD

centum vp firmwareNVD

Affected:>= r6.01.00, < r6.09.00Fixed in:r6.09.00CVE-2022-21177derived from NVD

exaopcNVD

Affected:>= r3.72.00, < r3.80.00Fixed in:r3.80.00CVE-2022-21177derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.90%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Vendor Advisory1

web-material3.yokogawa.com

Related Vulnerabilities

Other CWE-23 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-27199	High	7.3	100%	KEV + Ransom	Fix
CVE-2020-5410	High	7.5	96%	KEV	Fix
CVE-2021-40870	Critical	9.8	92%	KEV	Fix
CVE-2025-64446	Critical	9.8	89%	KEV	Fix
CVE-2020-5405	Medium	6.5	69%	-	Fix
CVE-2025-55752	High	7.5	67%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.