[Nut-upsuser] upsdevctl is -rwxr-xr-x

Justin Piszcz jpiszcz at lucidpixels.com
Wed Jun 6 10:53:13 UTC 2007



On Wed, 6 Jun 2007, Steve Adam wrote:

> Hi,
>
> I've installed the debian package of these
> ups tools and everything looks good.
>
> debian:/var/log# upsdrvctl -h
> Network UPS Tools - UPS driver controller 2.0.1
>
> (Though I'll have to wait for a quieter time to pull
> the plug and test it.)
>
> debian:/var/log# ls -l `which upsdrvctl`
> -rwxr-xr-x    1 root     root        18232 Sep 22  2005 /sbin/upsdrvctl
>
> I notice that upsdrvctl is exectuable by anyone.
> Does that mean that anyone with shell access
> to the server can  "upsdrvctl shutdown"  ?
>
> I'd prefer to restrict execution of that utility
> to root.  Would that cause any problems?
>
> Steve.
>

That is the reason you setup a password and authentication in the /etc/nut 
configuration files.

Justin.



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