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01 Record

CVE-2022-31207

The Omron SYSMAC Cx product family PLCs (CS series, CJ series, and CP series) through 2022-05-18 lack cryptographic authentication. They utilize the Omron FINS (9600/TCP) protocol for engineering

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

The Omron SYSMAC Cx product family PLCs (CS series, CJ series, and CP series) through 2022-05-18 lack cryptographic authentication. They utilize the Omron FINS (9600/TCP) protocol for engineering

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.99% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 62.3% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-07-26 21:28Z4 YR AGO
Last updated
2024-08-03 07:11Z2 YR AGO
Reserved
2022-05-18
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-347Improper Verification of Cryptographic SignatureBase
Data version
5.1
Document digest
7b0ac52eb85394910a8be61208b8f94e88683159467e412b6c2c5ea93113842b

05 Affected products

VendorProductVersionsPlatforms
omroncp1w-cif41Not specified—
omroncp1w-cif41_firmwareNot specified—
omronsysmac_cj2hNot specified—
omronsysmac_cj2h_firmwareNot specified—
omronsysmac_cj2mNot specified—
omronsysmac_cj2m_firmwareNot specified—
omronsysmac_cp1eNot specified—
omronsysmac_cp1e_firmwareNot specified—
omronsysmac_cp1hNot specified—
omronsysmac_cp1h_firmwareNot specified—
omronsysmac_cp1lNot specified—
omronsysmac_cp1l_firmwareNot specified—
omronsysmac_cs1Not specified—
omronsysmac_cs1_firmwareNot specified—

06 References