Auth bypass in Omron Cj-series And Cs-series Cpu Modules

CVE-2022-45794

An attacker with network access to the affected PLC (CJ-series and CS-series PLCs, all versions) may use a network protocol to read and write files on the PLC internal memory and memory card.

Vulnerability class: Broken Authentication

EPSS: 0.005 (41.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-45794?
CVE-2022-45794 is a high-severity vulnerability in Omron Cj-series And Cs-series Cpu Modules, classified under Missing Authentication for Critical Function. CVSS score: 8.6/10. Published 2024-01-10.
How severe is CVE-2022-45794?
High severity. CVSS v3 base score is 8.6 out of 10.