The "root" account is the most privileged account on a Unix system.

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How to invoke root privileges from a password prompt of “Software Update” window?

When I try to install software updates using the "Software Update" GUI, I am asked for the root password. Although, I can 'su' in a terminal, the password is not recognized as correct in the GUI ...
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1answer
545 views

Is it possible to run vlc as root? [duplicate]

I installed VLC player using this old video. I don't know how to access other users, but root itself only, so I don't know if the video is outdated or works at all, anyway can I install VLC on root ...
2
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1answer
562 views

root can only login with bash restricted mode

I was implementing a series of recommendations to 'harden' my linux server, involving lots and lots of changes. Linux is CentOS 6.2, kernel 2.6.32-220.*. I'm currently using tty2..tty5 (no X/GUI etc) ...
2
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1answer
2k views

How do I restart apache as non-root (using a git-hook)?

For one specific user I want to be able to restart Apache. This user does have sudo privileges and I could run sudo /etc/init.d/apache2 reload, but I want to include this restart script in a git ...
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2answers
515 views

Force change of a user's cwd as root

I'm looking to change a user's process such that I can set it's cwd. Related, and secondary to the question, I have a filesystem I want to unmount but a user is sitting on it with a bash process. I ...
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2answers
2k views

shell script to execute in root mode

I need execute script that have commands which should be run in root mode. If I put sudo before command then when I run script I see permission denied ( I don't have a chance to write password). If I ...
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3answers
3k views

Problem with vim when logged in as root

When I login as root or edit a file by sudo mode all of the options in my /etc/vimrc are not working (e.g. highlight line-number etc.)
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1answer
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switching from user to root and revers (FreeBSD)

I want to make some modification with root and then with my user, in fact I want to install sudo and he give me the error in the first step: cd /usr/ports/security/sudo make install clean ...
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3answers
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Is it safe to close shell just by clicking “X” or using “ctrl+d”?

Is it safe to close shell just by clicking "X" or using "ctrl+d" while logged in as root with su or is it safer to close it by typing "exit"? Is there any difference (security-wise) at all or is it ...
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2answers
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Unable to delete file, even as root

I've got a file on remote machine (saying that, cause I don't know who the heck created it), that I've to remove. user@machine:~/folder$ ls lift_proto.db.lock.db And permissions are like this: ...
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1answer
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Jailbreaking HDTV

I have a Vizio internet TV, the predecessor to this one with basically the same specs, not 3D though. I wanted to try and gain root access to the tv. Using nmap I leaned that the only port open is ...
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2answers
552 views

root account expired

I have two accounts on my computer: james and john. james is the only administrative account and a few days ago I set it to expire out of curiosity. Now am stuck. I can not login using james because ...
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1answer
1k views

Setting GTK2 theme for root

When using sudo, applications do not follow the GTK2 theme and font. How can I set identical settings for use when an application is run from root, but while inside a desktop from a user?
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2answers
209 views

System files with strict permissions

Usually, when we run ls -l we can see such picture -rwx...- so the owner always has the full stack of permissions. And usually the owner of the system files is the root. Are there any system files ...
4
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1answer
687 views

How do I stop Apache from running as root?

New on the job, small place, and the security stuff just landed on my desk. I was hired to be a front-end developer. Happy to learn new things, but never had to do sysadmin stuff before. I started ...
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2answers
2k views

ssh root@localhost error; help me hack this box :)

I need to gain a root shell on a linux vm for a security class. I have a user account on the system and a means to write to any file (i.e. /etc...) and want to escalate my privileges with: ssh ...
14
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1answer
18k views

Unable to delete file, even when running as root

I am in the process of migrating a machine from RHEL 4 to 5. Rather than actually do an upgrade we have created a new VM (both machines are in a cloud) and I am in the process of copying across data ...
21
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1answer
3k views

How to get root inside of vi? [duplicate]

Possible Duplicate: Becoming root from inside Vim It could happen to anyone. The admin types: vi /etc/resolv.conf as a regulare user. He edits the /etc/resolv.conf file, but when he ...
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2answers
87 views

How can I install programming tools in the root directory so that they can be used by non-admin users?

I'm running OS X and for security reasons my main account does not have admin privileges. How can I install development tools in the root directory so that they can be used by all users? If this can't ...
8
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1answer
739 views

Lightweight virtualization on Linux with user isolation

What Linux-on-Linux virtualization technologies provide user isolation? Specifically, I want root in the virtual machine not to have any privilege on the host. This was not the case for LXC, but was ...
25
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3answers
54k views

Can I change root's email address or forward it to an external address?

I'm getting a lot of mail in my root user's mail account. This appears to be mostly reports and errors from things like cron scripts. I'm trying to work though and solve these things, possibly even ...
1
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1answer
381 views

How to invoke root privileges from my custom app?

In a GUI-environment, I want to be able to ask the user for the root/sudo password and then execute an app that requires root privileges from within my app. As an example, say I want to run an editor ...
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3answers
308 views

What was superuser password set? [duplicate]

Possible Duplicate: Is there a root password on OS X and Ubuntu? After I installed Ubuntu, I noticed that I'm not sure what was superuser password set, If I set it at all. I know that I ...
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6answers
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Is there a root password on OS X and Ubuntu?

When you setup a new Ubuntu or OS X installation a user is generally created for you. On OS X it is whatever username you pick. On Ubuntu (the server version) usually the ubuntu user is created. The ...
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2answers
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Is it possible (and a good idea) to do `pw lock root` on FreeBSD?

I have set up sudo on my FreeBSD server. As I now never want to log in as root anymore, I was wondering whether I should do sudo pw lock root. My questions are: Is this possible, without forever ...
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0answers
307 views

Why do you need sudo for “sudo su root”? [duplicate]

Possible Duplicate: When do su and sudo use different passwords? Why do you need to use sudo su root ? Why won't it work to just use su root?
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3answers
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How can I find all ascii files under one directory that have the word shirt in them? Starting from root

What command would I use to find all of the files under the girl directory that have the ascii text “shirt” inside the files, starting from the root directory?
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1answer
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How to disable root account on openSUSE?

Is there a way to disable the root account completely on openSUSE so you can administer your system like the way you would do in Ubuntu?
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1answer
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How to run a GUI program as a different user (Debian)?

Using a terminal, I can change the running user with su and sudo — but how can I do that by clicking on an icon/shortcut on the desktop/start menu? If I have to be root to execute I will be asked ...
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2answers
1k views

How to hinder root from running a script

The Glassfish application server provides scripts to administer the application server and also start and stop them and I would like to restrict the root user from running this script. The reason is ...
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3answers
7k views

How far can you go with rm -rf / as root

If you are root, and you issue rm -rf / Then how far can the command go? Can you recover data from this kind of an action? Even after the binaries are gone, would the running processes still be ...
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2answers
401 views

Permissions of webserver's root directory

I've had this issue on several setups, and I'm unsure of how to handle it. At first, all of /var is owned by root:root. Clearly I don't want the web directory to be owned by root, so I do chown ...
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How does the power button shut the computer down without root permission?

When I try to shutdown the computer from a command line or terminal I must have root privileges: amy@amy:~$ shutdown now shutdown: Need to be root and amy@amy:~$ halt halt: Need to be root but ...
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4answers
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How sudo/root-ness detection works

Programs that make changes system-wide require sudo unless I am already the root user. Now, the question is: how exactly does the system figure out that I am (not) root? Does it: Check to see if ...
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3answers
317 views

Did I delete the whole debian root server?

I installed a new debian 6 system a few days ago - today I wanted to create a CSR request for a SSL certificate and wanted to delete the CSR file afterwards. In the root of my server I was typing rm ...
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5answers
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How to get back sudo on Ubuntu?

I have done this: sudo chown -R myname /usr/ and now I can't use the sudo command because of this error: sudo: must be setuid root And as I read this means that the owner of this file ...
24
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1answer
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Why are the first 1024 ports restricted to the root user only?

This is more idle curiosity than anything else. A friend of mine asked me 'which port range is it that only root can use under Linux?' I told him 0-1024 were restricted. Then he asked my why it was so ...
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3answers
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Ways to execute shell command as root?

I'm developing an application that will run on an Amazon EC2 instance, and execute certain commands that require root access. The problem is that different VM's give root access in different ways. ...
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1answer
2k views

Help with installation of ROOT, PATH variable is getting deleted

I am trying to install ROOT which I need for work. I run Ubuntu 10.04 64 bit on virtualbox on my laptop. After extracting the tarball, I try to source the .sh file using the command as suggested in ...
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2answers
16k views

What is the difference between 'su -' and 'su root'? [duplicate]

Possible Duplicate: Why do we use su - and not just su? I understand that root doesn't have to be a superuser. But in the case that it is ... what is the difference between sudo su - and ...
4
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6answers
533 views

Any program like `sudo` to gain root by having two users enter a password?

I run a server which is used by a group of individuals for e-mail, mailing lists, personal web homes etc. I thought about ways to provide root access for other members to allow them handling problems ...
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3answers
8k views

How is sudo intended to be used?

I've tried configuring sudo before, but I haven't had too much luck with it. How is it different from su -l -c "x"? It seems that via the configuration file, one can make it so a user can only have ...
47
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5answers
4k views

Becoming root from inside Vim

Sometimes I start editing configuration files in /etc using Vim, but forget to use sudo to start Vim. The inevitable result then is that after finishing my edits I encounter the dreaded notice that I ...
14
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2answers
12k views

What is the difference between root and superuser?

Do they refer to the same thing or is root just a location in filesystem (its ultimate base) and superuser a privileged user (sort of equivalent of windows administrator account) ? Do they need the ...
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4answers
36k views

Why is Debian's root shell colorless?

Are there any security concerns? What is the best way to enable it?
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3answers
65k views

How do you change the root password on Debian?

I want to change the password I assigned to root on my Debian webserver to something longer and more secure. Bit of an obvious newbie question, but how do I do that? I haven’t forgotten/lost the ...
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6answers
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Negatives/downsides of Ubuntu's no-root sudo setup

By default, Ubuntu does not create a root account that the user can login to. Instead users use sudo when they need to perform actions that require administrative access. Obviously, the people at ...
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2answers
814 views

make a 2nd root?

I was thinking, maybe i'd like to disable passwords for the root user and only use keys to log in. and if i need to login without keys have a 2nd user that is like root in everyway except has a ...
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2answers
361 views

Recommended way to login to root?

After I found out hundreds of hacking attempts are made in a day I decided I want to disable logging in to root remotely via a password. But then I found I can't switch users in WinSCP so I can't ...
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2answers
6k views

How do I disable remote root login via ssh?

How do I disable remote root login via ssh? I want to log into my server (I use keys on my main comp) then su into root instead of access root directly. I am using Debian. I follow guides online ...