Re: [Qemu-devel] Re: Morphix booting in 1024x768 resolution and Win32 questions

[Luca Ferroni]

Il Wed, 17 Mar 2004 15:48:40 +0200,  Sami Haahtinen <address@hidden> ha scritto:

> Luca Ferroni wrote:
> > The problem of root execution is the script /etc/qemu-ifup which calls 
> > ifconfig
> > It is not enough to set permissions 755 to this script
> > You can use sudo, 
> > 
> > #!/bin/sh
> > sudo /sbin/ifconfig $1 172.20.0.1
> > 
> > and put your user in /etc/sudoers file
> > 
> > user        ALL=(ALL)       NOPASSWD: ALL
> 
> EEEEK!
> 
> Kids, never ever ever try this at home! You have just granted access to 
> any account without any password to anyone who can access your account 
> (read, someone who gets you to run a simple script or exploits the 
> newest über exploit for the leet mailclient[tm] you were running)
> 
> Something that would be a bit more sane would read:
> user ALL = NOPASSWD: /sbin/ifconfig
> 
> and for someone even more paranoid:
> user ALL = NOPASSWD: /sbin/ifconfig tun*
> 
> please, do yourself a favour and use one of the above instead of 
> granting access to all around the system. the password isn't really that 
> much of a pain to write, and it provides security.

sorry I used that configuration for test because tun0 didn't work properly.
thank you for the suggestion, 
I have never used sudo before and so I left that configuration after the test 
succeded

bye

-- 
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Non ci toglieranno mai....la LIBERTA'!!!
Luca Ferroni
www.cs.unibo.it/~fferroni/
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