[CentOS] change sudoers remotely
Leon Fauster
leonfauster at googlemail.com
Mon Jul 8 21:21:06 UTC 2013
Am 08.07.2013 um 23:02 schrieb m.roth at 5-cent.us:
> Tim Dunphy wrote:
>> hello list,
>>
>> I've been asked to give someone sudo rights across an entire environment
>> without the benefit of something like puppet or chef or cfengine et al.
>>
>> What I've come up with so far is this:
>>
>> ssh -t miaprbicsra04v sudo -S /bin/echo "rsherman ALL=\(ALL\) NOPASSWD:
>> /sbin/service /bin/rm /usr/bin/du /bin/df" >> sudo tee /etc/sudoers
>
> Bad admin. No coffee for you!
>
> First, I would have listed the above as
>> ssh -t <whatsit> sudo -S /bin/echo "<username> ALL=\(ALL\) NOPASSWD:
>> /sbin/service /bin/rm /usr/bin/du /bin/df" >> sudo tee /etc/sudoers
>
> Since doing what you did just told the world a username that they can try
> to break in with.
>
> Second, sudoers should ALWAYS be edited with visudo, and you might do a
> here script....
> <snip>
also check 'man sudoers' for 'Including other files from within sudoers'
placing an add-on file without touching the dist files to much is my suggested best practice.
--
LF
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