What is CVE-2022-31206?

CVE-2022-31206 is a critical-severity vulnerability in Omron Nj101-1000, classified under Improper Verification of Cryptographic Signature. CVSS score: 9.8/10. Published 2022-07-26.

How severe is CVE-2022-31206?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Omron Nj101-1000

CVE-2022-31206

The Omron SYSMAC Nx product family PLCs (NJ series, NY series, NX series, and PMAC series) through 2022-005-18 lack cryptographic authentication. These PLCs are programmed using the SYMAC Studio engineering software (which compiles IEC 611…

EPSS: 0.008 (52.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-31206?: CVE-2022-31206 is a critical-severity vulnerability in Omron Nj101-1000, classified under Improper Verification of Cryptographic Signature. CVSS score: 9.8/10. Published 2022-07-26.
How severe is CVE-2022-31206?: Critical severity. CVSS v3 base score is 9.8 out of 10.