Description
Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500, All versions R4.10 and prior, The affected controllers utilize hard-coded credentials which may allow an attacker gain unauthorized access to the maintenance functions and obtain or modify information. This attack can be executed only during maintenance work.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://web-material3.yokogawa.com/YSAR-18-0007-E.pdf
Third Party Advisory, US Government Resource x_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSA-18-151-03
Scores
CVSS v3
8.1
EPSS
0.0121
EPSS Percentile
64.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-798
Status
published
Products (4)
yokogawa/fcj_firmware
< r4.10
yokogawa/fcn-100_firmware
< r4.10
yokogawa/fcn-500_firmware
< r4.10
yokogawa/fcn-rtu_firmware
< r4.10
Published
Oct 12, 2018
Tracked Since
Feb 18, 2026