[plug] pppd

Chris Johnstone chrisj at nw.com.au
Wed Nov 3 14:12:47 WST 1999


Peter Wright wrote:
> 
> 
> 
> There is a relatively easy way to fix it, yes. As root, do:
> 
> chmod u+s /usr/sbin/pppd
> 
> This adds the SUID bit to the pppd executable - this means that it will run
> with root (assuming root _owns_ the executable) privileges no matter who
> runs it.  There are certain programs on a Linux system (usually those that
> need to access hardware directly) that need to run with root privileges,
> but from a security viewpoint you should be careful about which ones you
> grant such privileges to.  Most methods for compromising systems involve
> taking advantage of buggy or just badly written SUID programs.
> 
> Pete.
> --
> http://cygnus.uwa.edu.au/~pete/
> 
> --
> BRIDGEKEEPER: What is your favorite colour?
> GAWAIN:       Blue ...  No yelloooooww!
>                  "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
> 
> --
> SIGFUN -- signature too funny (core dumped)

Thanks to everyone for their help. It is now working fine.

While I am here, is there a FAQ for this mailing list? If so I would
appreciate it being pointed out so I don't ask any of the questions in
it and ba a nuisance.

Thanks again,
Chris Johnstone



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