Going to have to confirm this too...

As of the 1.42 Hotpatch, I'm unable to use #login with any length password, all passwords are entered correctly as well.

17:48:45 Wrong admin password entered by player: Fox888, playerUID: 76561197984970139, IP: 192.168.0.23:2304.
17:48:56 Wrong admin password entered by player: Fox888, playerUID: 76561197984970139, IP: 192.168.0.23:2304.
17:49:00 Wrong admin password entered by player: Fox888, playerUID: 76561197984970139, IP: 192.168.0.23:2304.
17:50:13 Wrong admin password entered by player: Fox888, playerUID: 76561197984970139, IP: 192.168.0.23:2304.