[CentOS] giving normal user a super user privilege

Umarzuki Mochlis umarzuki at gmail.com
Fri Feb 5 03:18:09 UTC 2010


my mistake, i had done sticky bit on /sbin/ifconfig yesterday
# chmod u+s /sbin/ifconfig

2010/2/5 Umarzuki Mochlis <umarzuki at gmail.com>

> I had added user umarzuki to wheel group
> # usermod -G wheel umarzuki
>
> *Yes, I can use/setup sudo but I do this just for learning purpose
>
> My /etc/pam.d/su as below
>
> auth            sufficient      pam_rootok.so
> # Uncomment the following line to implicitly trust users in the "wheel"
> group.
> #auth           sufficient      pam_wheel.so trust use_uid
> # Uncomment the following line to require a user to be in the "wheel"
> group.
> auth            required        pam_wheel.so use_uid
> auth            include         system-auth
> account         sufficient      pam_succeed_if.so uid = 0 use_uid quiet
> account         include         system-auth
> password        include         system-auth
> session         include         system-auth
> session         optional        pam_xauth.so
>
> when i su to user umarzuki and view its id output
> $ id
> uid=500(umarzuki) gid=500(umarzuki) groups=10(wheel),500(umarzuki)
>
> and i tried run
> $ yum update
> Loaded plugins: fastestmirror
> You need to be root to perform this command.
>
> but i managed to change the interface's IP with this command
> $ /sbin/ifconfig eth0 192.168.1.1 netmask 255.255.255.0 up
>
> Is there a step that i missed?
>
>
> --
> Regards,
>
> Umarzuki Mochlis
> http://debmal.my
>



-- 
Regards,

Umarzuki Mochlis
http://debmal.my
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