cntlm-0.92.3-8.fc23.x86_64
cntlm -h says that I can specify password on command line
-p  <password>
    Account password. Will not be visible in "ps", /proc, etc.
but when I invoke it with
cntlm -H -p mypass -u myuser -d mydomain
it prompts me again
cntlm -H -u myuser -d mydomain -p mypass
Password: 
PassLM          FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
PassNT          FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 
PassNTLMv2      FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF    # Only for user 'myuser', domain 'mydomain'