sudoers disaster

[Vram]

On Wed, 2005-09-28 at 21:27 +0100, Robbo wrote:
> On Wed, 2005-09-28 at 21:19 +0200, R.L. Reingard wrote:
> > Hello all,
> > i guess i did make a great mistake.
> 
> Only way to learn!
> 
> > cause of the ongoing discussion on Root/Sudo/Passwords, i made an other  
> > user, put this new user into the group 'Admin' and tested if this new user  
> > can use sudo with its own password. test was okay.
> > then i took the default user (which had sudo rights) out of the group  
> > 'Admin' and tested if the default user cannot anymore use sudo. test  
> > passed.
> 
> Are you sure it was Admin, it's case sensitive and should be admin.
> 
> > then i switched to the new user AND ... now a sudo with the new users  
> > password FAILED.
> > no a have two user accounts AND none of them has sudoers rights.
> > what the hack is that?
> 
> login as the user your know that should have admin rights and type in
> groups and check if "admin" is listed.  If it isn't you'll need to add
> it using "usermod -G admin username".  To do this (I presume you can't
> log in as root), you need to go into single user mode. 
> 
> To boot in single mode...
> 
> 1. You might have to press <ESC> to see your boot menu (you will see a
> prompt)
> 2. Choose the kernel you want to boot using the arrow buttons on your keyboard
> 3. Press "e" for edit
> 4. Press the "end" button on your keyboard, type in a comma space ", " and then type "single"
> 5. Press <ENTER> and than "b" to boot that kernel, this will take you into single user mode
> 

On my system it STILL requires a password..

Vram




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