[BusyBox] Are telnetd and login save?

Wolfgang Denk wd at denx.de
Thu Jul 17 13:12:02 UTC 2003


In message <3F169B04.1080804 at imc-berlin.de> you wrote:
> 
> >>Or if we have to be prepared that someday someone comes up with an 
> >>buffer overflow exploit (or whatever) that allows hin to break in to a 
> >>busybox system (and get root access)?
> > 
> > With telnet this is definitely the case.
> 
> Why? I thought if you're carefully checking lenght and size of 
> incomming packets before processing them you're safe? Am I wrong?

You will have to be afraid of breakins because someone  might  record
the  passwords  you're  transferring,  and use the regular root login
then.

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at denx.de
There's an old proverb that says just about whatever you want it to.



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