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

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How can I run a command as root user on Ubuntu? [duplicate]

It seems Ubuntu has disabled the root user account so su doesnt work which is causing me an issue where I have an apache log file that is owned by root $ls -al error.log -rw-r----- 1 root adm 2061050 ...
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2answers
69 views

Why does man page completion fail after su?

I have a default Debian 8.1 installation. I do su man apt<TAB> but get nothing. I do see the manual when I write man apt-get in both modes: as user mas and as root. However, tab ...
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1answer
55 views

No folders in “/” on hard drive, mounts “/boot”

I already posted my problem on askubuntu, but I hope to reach some broader audience here as I also realize it's not really Ubuntu specific. So I messed up my Ubuntu Server and it doesn't boot ...
3
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2answers
90 views

How to permanently disable root-password prompt for recovery mode, RHEL7

Note: I asked a similar quesiton concerning version 6 of these bundles here. Note that 7 uses systemd and may have a different implementation In the rare cases that a RHEL or CentOS 7 system is ...
2
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1answer
561 views

Granting SAMBA rights and privileges requires root password

Given a default Ubuntu installation, I get the following myusername@EARTH:~$ sudo bash root@EARTH:~# net rpc rights grant myusername SePrintOperatorPrivilege Enter root's password: Failed to grant ...
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7answers
300 views

File protection in Unix

Is there a way to protect a file in such a way that even root cannot delete it or rewrite it after creating it? I have a file which is created by root under /var/log/ and I want to restrict all users ...
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1answer
93 views

Do we need polkit and consolekit on our root-only servers?

We have workstations where the only user is root. We use them only through ssh to distribute workload. We installed Debian 8 (Jessie) on those machines. I've read that consolekit and policy kit are ...
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2answers
106 views

Free or cheap shell (i.e., platform) to run a Linux C program with root privileges (raw socket)

I'm working on a Linux C program that needs root privileges (raw socket). I would like to run it on a host located in the US (I am in EU) to compare results. Is there any free (or cheap) shell ...
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5answers
15k views

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 ...
2
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1answer
39 views

How to permanently disable root-password prompt for recovery mode, RHEL6

In the rare cases that a RHEL or CentOS 6 system is prevented from booting by (for instance) an improper shutdown, or a forced fsck-check failure on boot, the console will prompt the user for a root ...
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1answer
21 views

Set root password AMI linux

I need set a password for root on EC2 AMI linux. I have tried with passwd root but if I enter with ec2-user and run sudo su, I get a root bash without asking for a password.
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2answers
847 views

How to autologin as root to mint 17.1

I would like to know how to autologin as root on mint 17.1? I've been able to login as root from the login screen (by enabling root access in login window settings and changing the theme to clouds). ...
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2answers
58 views

`sudo cp -a` changes ownership to root (instead of preserving the original user)

I was trying to backup some directories and some of the copies made by sudo cp -av resulted in being owned by root while others preserved their attributes. Is this a known issue or am I missing ...
1
vote
1answer
15 views

Unable to execute program without root privileges regardless of group or permissions

avrdude is a simple tool that allows downloading of a program to a target microcontroller. For completeness, the command I am trying to issue is: avrdude -p atmega328p -c usbtiny -P usb -v -U ...
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1answer
43 views

Storing text files to root directory

I am currently in the bin directory. I am trying to create a text file of the bin directory and direct it to be stored in another directory within the root directory. I have entered the command ...
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0answers
25 views

Application icons missing from Cinnamon panel when running as root

I've written a little application and added its icons to /usr/share/icons/ path. I use Cinnamon desktop. When I run the application the desired icon appears correctly in the panel. But if I run it ...
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1answer
20 views

Why gnome-terminal tells me “There is still a process running” while logged as root?

I'm using gnome on Debian Jessie. When I tried to close terminal after logged as root, it told me like in the picture below. What should I do to prevent this from happening again??? Is it a bug?? ...
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1answer
119 views

rkhunter warning about ssh root access when that access is not allowed on the system

I just ran rkhunter --check and all was good except this: Checking if SSH root access is allowed [ Warning] What does this warning mean? SSH root access is not allowed on this ...
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1answer
1k views

Start application as root at boot time on Ubuntu 14.04

I'm working in Ubuntu 14.04 I have an C++ application which I have compiled. I get the executable which name is "program". Well the thing is that this program use opencv and sockets then if I try to ...
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4answers
2k views

What does “are you root?” mean?

This is what I keep getting: ascendermedia@magic2tower:~$ sudo apt-get install flashplugin-installer bash: sudo: command not found ascendermedia@magic2tower:~$ sudo apt-get install ...
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0answers
31 views

normal user runnig a bash script containing root command without password

I have a bash script that contains few commands that can only be run by root, e.g. wpa_supplicant. I would like to allow the normal user to run the script without sudo. I found these posts but they ...
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0answers
38 views

Disabled root Access, how to use FTP

I removed the ability to login using 'root' to stop brute force attacks on my server, instead logging in as a regular user then 'su root' to the root if required. I need to use FileZilla to move, ...
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2answers
44 views

What can I do to start a terminal in a X server at boot without giving away root priveleges?

The problem: I run Linux on an arcade machine with a monitor that accepts a 15kHz signal. I can't see anything until the X server starts and a modeline gets the GPU to output the correct signal. My ...
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1answer
38 views

How to make Apache piped logging scripts not run as root?

The organization I work for is very security-minded. There is a separation between the group of System Administrators who are responsible for the operating systems (who, obviously, have root) and ...
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2answers
189 views

Pamtester automate password testing

We have a system image which uses a default password for root. This should be changed, though I have a feeling not all users do this. I know I can test login with pamtester: # pamtester system-auth ...
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2answers
38 views

Prevent certain lines of a script to run as root

Suppose I am writing a shell script that requires root privileges to run, for example- #!/bin/sh ip -s -s neigh flush all ufw enable How can I prevent certain lines of code to be run as root, i.e. ...
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23 views

compile ffmpeg centos

I used this Guide http://trac.ffmpeg.org/wiki/CompilationGuide/Centos To install ffmpeg in my VPS with CentOS 6 64. But it was installed in /root/bin/ and I need to install it in usr/bin/ to run ...
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2answers
368 views

How do I run a command without root properties

Say I am logged in root, and some commands don't let me to run them in root. I tried to login different accounts, but I'm not able to do such a thing. How can I execute such command (logged in root) ...
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3answers
172 views

How to give root power to another user

How to Give all the powers Of Root account to another user account? thanks in advance with full command ad detail.
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1answer
45 views

Linux Root group change chmod for root owned to 770

I'd like to have normal user account assigned to root group (which I've done already) and change mod of all files that are owned by root user to 770, If I understood it well in result of that every ...
4
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1answer
3k views

Can edit file as root, but not using sudo

I just faced a really strange situation. I was trying to edit file /usr/lib/thunderbird/thunderbird.sh, which has the following permissions: $ ll /usr/lib/thunderbird/thunderbird.sh -rwxr-xr-x 1 ...
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4answers
7k views

Why is root login via SSH so bad that everyone advises to disable it?

Everybody on the Internet advises to disable root login via SSH as it is a bad practice and a security hole in the system, but nobody explains why it is so. What is so dangerous in enabling root ...
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1answer
33 views

Why root is not constrained by pam

I have the following settings in file /etc/pam.d/common-password. password requisite pam_cracklib.so retry=3 lcredit=-1 ucredit=-1 dcredit=-1 password [success=1 ...
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21 views

Unable to execute root commands using client-connect option openvpn

I'm using the openvpn option client-connect to run a script when a client connects. The scrit works fine when I use simple commands but when I add commands that need root privileges it doesn't work ...
1
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1answer
68 views

Why sudo user can use sched_setscheduler SCHED_RR while root can not?

I am running Arch Linux on a Raspberry Pi 2. I have a user-space program that uses Gordon's wiringPi library and, in particular, the piHiPri() function that attempts to set the highest priority for ...
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votes
2answers
6k views

I'm not getting privileges, edited /etc/sudoers [duplicate]

I want to run any program without asking root password. Because I'm the only person who use the system. So I googled and edited /etc/sudoers. What I did: # chmod 640 /etc/sudoers # vim /etc/sudoers ...
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2answers
80 views

Prompt for sudo password rather than give access error

Can I configure Fedora 22 so anything needing root privileges asks for a password, rather than giving an error, and needing me to re-run with sudo? I wouldn't even mind having to type my password ...
0
votes
2answers
91 views

Execute scripts without decrypting them

I have a set of scripts (bash, ruby, python) and want to put everything into a container like file so I can deploy this container on a lot of servers. This scripts need to protect from accessing other ...
2
votes
3answers
344 views

How to create root user account in Debian?

I installed Debian OS today and while installation I skipped the option to create root user and chose to use sudo. Now I would like to create root user account. Is there any way to create the root ...
2
votes
1answer
40 views

Mixup between root and first non-root user account

I just installed Debian Jessie and created a user account ("jerome") during installation. I log into my server through SSH as jerome, then use su to work as root. (sudo is not installed and root ssh ...
0
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4answers
73 views

sudo for command with specific options

Is it possible to configure sudo to get root privilege to a user for running a program with some special switches? for example, how can I configure it for user admin to run netstat command as the root ...
0
votes
0answers
19 views

sshfs finding the password for the root user of a remote machine?

I'm currently setting my laptop and raspberry pi to have a sshfs link between the two for quick file transfer. I was able to log into the users of each machine using my password with no issue, so ...
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2answers
94 views

Why can't root delete a file?

On a samba share, I have a .DS_Store file on a SMB network share that is causing havoc. Even as root, I can not delete or chmod it. -rwx------ 1 bob acme\Domain Users 6148 Apr 24 09:11 ...
13
votes
5answers
12k views

How do you rename root?

Not that it's a very good idea to change it, but for fun. According to this post, there are still some problems even after changing entries in /etc/passwd, /etc/shadow, and /etc/sudoers. Any ...
0
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0answers
70 views

Change default OS loading

Installed Ubuntu 12.04 Feb 2014 - upgraded to 14.04LTS. I believe there is still remnants of older OS's still there somewhere, (they appear on the Grub multi-boot menu at start up). An earlier ...
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0answers
99 views

Mount FUSE directory into CIFS share with correct permissions

I'm using Time Machine File System (tmfs), which is an extension of FUSE, to read the data on a backup drive and hopefully make accessible from a Windows machine: Create a shared folder you can write ...
3
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1answer
853 views

sudo command executes without prompting for password

For some reason, I suddenly do not need to enter the password when issuing sudo some_cmd. Entered command just runs without ever prompting password, even if I am not logged in as user root. Commands ...
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1answer
68 views

I am using Kali Linux, but however, I want to know how to switch my normal user account into root admin?

I want to know how to switch my normal user account into root admin? For example, when I log into my account I cannot modify and save sources.list from etc/apt/folder nor can I get an update for ...
2
votes
2answers
3k views

How to run google chrome as root in linux

when I want to run google chrome as root, an error message with this title appears: Google chrome can not be run as root and the body of message is: to run as root, you must specify an ...
0
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1answer
70 views

NCR unix system v/386 release 4 recover root password

we have NCR 3455 system from long time as attached all information for server (images) , so we need your help to assist us to get root password which lost it , really we appreciate your efforts if ...