[Full-disclosure] screen 4.0.3 local Authentication Bypass

[Lolek of TK53]

Hi,
On 6/4/07, Christian Khark Lauf <full-disclosure at kharkerlake.net> wrote:
> >> Screen asks for a Password to unlock the screen.
> >> Just press ctrl+c and it displays "Getpass error".
> >> 2 seconds later the screen is unlocked and you`ve access.
> > I can't reproduce this on either Mac OS X (screen 4.00.03) or
> > Debian (screen 4.00.02) ...
>
> So goes here. Debian Etch, Screen version 4.00.03 (FAU) 23-Oct-06.
> But maybe it's because I have a password directive in my .screenrc
> (You need to enter a password if you want to resume the session via
> screen -r <name>)

Before every list member tests this and writes a mail because of a
configuration issue or a stupid patch introduces by OpenBSD, show us
some code that proves the claim.
Cheers
Lolek