There is a third worm in the wild targeting the iPhone. Change the root password if you have a jail broken iPhone before it is too late. There is a tutorial here: http://cydia.saurik.com/password.html
A source who’s seen the worm in the wild tells Macworld that, after compromising the phone, the worm goes on to replace the phone’s copy of the SSH remote login software, changes the root password (so you can’t stop the worm without wiping the phone), skims your SMS database, checks in with its Lithuania-based overlords via the network, and then starts running a piece of software that searches for other vulnerable phones on both the local network and known IP address ranges of specific Internet Service Providers (mostly European).
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