Like having port 6379 be open to anyone who happens to wander by? Your firewall was horribly configured and you got burned, take this as a learning opportunity to fix your mistakes.
exactly, but one wrong doesn't excuse another. just because I didn't have my firewall configured correctly doesn't mean software that I use should a) have insecure defaults and b) not make a song and dance about them on the page designed to get you up and running with it.
Like having port 6379 be open to anyone who happens to wander by? Your firewall was horribly configured and you got burned, take this as a learning opportunity to fix your mistakes.