[CentOS] How to restrict reboot/poweroff from non-admins?
bob at bobhoffman.com
Wed Mar 28 10:04:55 EDT 2012
On 3/28/2012 10:03 AM, Phil Schaffner wrote:
> Timo Neuvonen wrote on 03/28/2012 09:17 AM:
>> I just noticed that CentOS (6.2) by default allows any user to
>> reboot/poweroff system without any admin rights, or without any further
>> questions, if using commands 'reboot' or 'poweroff'. But 'shutdown' still
>> requires admin rights.
>> What is the preferred way to restrict any regular user from rebooting /
>> powering off the system (by accident)?
>> IMHO, sudo should be required for this purpose (at least in a system with
>> shared remote access from multiple users, single-user laptops etc may be a
>> different case)
> OUCH! This seems to qualify as a CentOS bug. I confirm that a normal
> user can reboot or poweroff the system on 6.2. On RHEL:
> $ rpm -qa redhat-release\*
> $ poweroff
> poweroff: Need to be root
> $ reboot
> reboot: Need to be root
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> CentOS at centos.org
I was just reading this the other day in a book but cannot find
it...there is some command that limits this...not sure if it was just
sudo or not...
yea, that is scary
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