Auth bypass in Omron Cj2h-cpu64
CVE-2023-27396
FINS (Factory Interface Network Service) is a message communication protocol, which is designed to be used in closed FA (Factory Automation) networks, and is used in FA networks composed of OMRON products. Multiple OMRON products that impl…
Vulnerability class: Broken Authentication
EPSS: 0.014 (68.8th 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)
References
- vultures@jpcert.or.jp (US Government Resource, Third Party Advisory, Not Applicable)
- vultures@jpcert.or.jp (Vendor Advisory)
- vultures@jpcert.or.jp (Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
- vultures@jpcert.or.jp (US Government Resource, Third Party Advisory, Not Applicable)
- vultures@jpcert.or.jp (US Government Resource, Third Party Advisory, Not Applicable)
Frequently asked questions
- What is CVE-2023-27396?
- CVE-2023-27396 is a critical-severity vulnerability in Omron Cj2h-cpu64, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2023-06-19.
- How severe is CVE-2023-27396?
- Critical severity. CVSS v3 base score is 9.8 out of 10.