Kcapifony gem for Ruby places database user passwords on the command line
`lib/ksymfony1.rb` in the kcapifony gem 2.1.6 for Ruby places database user passwords on the (1) `mysqldump`, (2) `pg_dump`, (3) `mysql`, and (4) `psql` command lines, which allows local users to obtain sensitive information by listing the processes.