There is no such thing as a safe hard coded password. This one could
really hurt if it gets abused:
"tracked as CVE-2021-22681"
really hurt if it gets abused:
Hard-coded key vulnerability in Logix PLCs has severity score of 10 out of 10
Critical authentication bypass flaw affects the entire Logix product line.
arstechnica.com
"tracked as CVE-2021-22681"
Rockwell Automation Logix Controllers (Update A) | CISA
us-cert.cisa.gov