Cómo desactivar BAD PASSWORD: The password contains the user name in some form
Editar el archivo
sudo nano /etc/security/pwquality.conf
y desactivar las directivas
# Whether to check for the words from the passwd entry GECOS string of the user.
# The check is enabled if the value is not 0.
gecoscheck = 0
#
# Whether to check for the words from the cracklib dictionary.
# The check is enabled if the value is not 0.
dictcheck = 0
#
# Whether to check if it contains the user name in some form.
# The check is enabled if the value is not 0.
usercheck = 0
