Is CVE-2022-31205 in the CISA KEV catalog?

No. CVE-2022-31205 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-31205?

CVE-2022-31205 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-31205?

CVE-2022-31205 has an EPSS score of 0.54% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-31205?

Upgrade sysmac cj2h firmware to 1.5 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2022-31205

HIGH

7.5

CVSS v3

NVD

Description

In Omron CS series, CJ series, and CP series PLCs through 2022-05-18, the password for access to the Web UI is stored in memory area D1449...D1452 and can be read out using the Omron FINS protocol without any further authentication.

CWE-312

How to fix

Remediation Available

sysmac cj2h firmwareNVD

Affected:< 1.5Fixed in:1.5CVE-2022-31205derived from NVD

sysmac cj2m firmwareNVD

Affected:< 2.1Fixed in:2.1CVE-2022-31205derived from NVD

sysmac cp1e firmwareNVD

Affected:< 1.30Fixed in:1.30CVE-2022-31205derived from NVD

sysmac cp1h firmwareNVD

Affected:< 1.30Fixed in:1.30CVE-2022-31205derived from NVD

sysmac cp1l firmwareNVD

Affected:< 1.10Fixed in:1.10CVE-2022-31205derived from NVD

sysmac cs1 firmwareNVD

Affected:< 4.1Fixed in:4.1CVE-2022-31205derived 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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.54%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-312 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50719	High	7.5	84%	-	Fix
CVE-2022-26148	Critical	9.8	53%	-	Fix
CVE-2020-24577	High	7.5	19%	-	Fix
CVE-2021-27140	High	7.5	19%	-	-
CVE-2021-27176	High	7.5	19%	-	-
CVE-2021-27174	High	7.5	19%	-	-

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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.