Dovecot 2 /auth-userdb permissions
You're running dovecot as user vmail:vmail
(uid and gid 5000) while /var/run/dovecot/auth-userdb
is owned by root:root
with permissions of 0600
. You should either change mode to 0604
or change owner to vmail
in unix_listener auth-userdb
directive (2nd listing).