Vulnerability Development: Re: /usr/bin/Mail buffer 0verfl0w

[K2 <ktwo () KTWO CA>]

SosPiro wrote:
> I found a buffer oveflow in /usr/bin/Mail,it's suid by default on my
> Slakware 7.00  K2.2.13
> This is the problem:
>
> SunsetZer0:#Mail
> Mail version 8.1 6/6/93.      Type ? for help
> "/var/spool/mail/root":           2  messages  2  unread
> > U  1  root                                   Thu Sep  15  02:23    33/1257
> "hole in /usr/bin/Mail"
>   U  2  sospiro                               Sat Oct    9  18:19  126/6192
> "Owned!Owned!"
> & t  0 x 2240
> 0:Invalid   message  number
> "Source"  stack  over-pop
> Segmentation Fault
>
> sospiro
>
> "ALl We WaNt is T0 bE HapPy"
> ---------------------------------

You sure that isnt sGid?

snow:~# ls -l /usr/bin/Mail
-rwx--s--x   1 root     mail        75968 Aug 19  1999 /usr/bin/Mail*

That's on my slackware box.
--
K2