Visudo doesn t work. 0. VISUAL and EDITOR aren't the mechanism through which visudo selects nano in the Aug 4, 2021 · You can change the docker daemon you communicate with using the DOCKER_HOST variable. Grant vivek user full permission via sudo: vivek ALL=(ALL) ALL. In such case. Feb 22, 2024 · Is there a method to pre-validate edits to PAM for safer automation, as visudo -c gives for sudoers? Unfortunately it doesn't appear that visudo itself parses PAM directives. ) By the way, VISUAL and EDITOR are unset by default, not set to nano. Use. Yes, really. Turn on the Enable sudo toggle switch. ' character. The lock file used is the specified sudoers file with “. bashrc. Try: sudo apt-get install <selected package>. I corrected the bad entry and saved it. Make your changes - for example: user ALL= (ALL) ALL. I tried changing my sudoers. I tried correcting it, by logging with my username to virtual Aug 25, 2022 · 1. In check-only mode only, ‘ - ’ may be used to indicate that sudoers will be read from the standard input. but it stills asks for sudo password when i execute it, i've tried to put a more broad rule like. with visudo privileges to run arbitrary commands as. Although, if someone in the mean time offers a hint why the sudo/visudo grants the NOPASSWD to halt and reboot and not to pm-* it would be really helpful. I've got backups but don't know what files would have been broken and don't just want to reset my Mac to an arbitrary point in time and loose other work. Example: start gtkwave as normal user makes the gtkwave GUI pop up. visudo. Pressed three times: ESC ESC ESC. falling back on the default editor list. If you want to use sudo without password, you need to add NOPASSWD:ALL after aman ALL=(ALL:ALL) in /etc/sudoers. In vi/vim: type “:wq” – this means pressing : first, which activates the command mode, then typing wq and pressing Enter. testuser ALL=(ALL) ALL. Note - it matters whether you use tabs or spaces when making changes. burak ALL=(ALL) NOPASSWD: ALL. Keep in mind that the last matching rule will be effective in the sudoers file so editing the sudoers file using an editor is still Aug 12, 2020 · Keep in mind that this can have security complications, as now a user can get root access to your WSL distro using your user account. I am trying to allow all users in the admin group to run a jar file as SUDO without a password, I have edited the sudoers file (using visudo) and tried a number of commands but it still prompts me for a password every time. This will open the default text editor (Nano in Ubuntu) for editing this file. First you need write permission to edit sudoers, so run. A sudoers file may be specified instead of the default, /etc/sudoers. it will save and exit. Since it's a well-known back door, some distros force a login before you get to a root prompt. linux. The file remains unchanged. Once your changes are done press esc to Jul 4, 2021 · I tried to allow a specific user to run apt update and apt upgrade for a without entering his password, so I did a sudo visudo and edited the line for this user: sudo -l gives me the following output: (ALL : ALL) ALL. He has been using Linux since the early 2000s, and is a regular contributor to Linux Format magazine in the UK. Here’s what the Ubuntu Linux man page says about visudo: root ALL=(ALL) ALL. myuser ALL=(ALL) NOPASSWD: /home/script. It is possible that your sudoers-file is corrupted, then nobody is allowed to use sudo. , and. 2. If the sudoers file is currently being edited you will receive a Jul 2, 2014 · Once you’re done editing the file, use the standard sequence to finish your text editor session. If it doesn't work for you, you can try a trick that seems to work like this one (from here ): echo '' | sudo -S your_command. so trust use_uid. 04 and I installed an installation as follows: Installing Java: $ sudo apt install openjdk-8-jre-headless -y Downl… Dec 26, 2018 · 1. Rename your current file. txt "test. There is another way to do it without touching the sudoers file. Member. In nano: press Ctrl+X, then y to confirm you want to save changes. bak} 2. So I've added a new user and went to edit /etc/sudoers (using visudo of course). Find your camera under Cameras, Imaging devices , or Sound, video and game controllers. myuser ALL=(ALL) NOPASSWD: ALL. Added my user explicitly to run all commands without the password, logged in/out, still doesn't work. (ALL) NOPASSWD: /usr/bin/apt update /usr/bin/apt upgrade. The Syntax of the sudoers File. Jan 3, 2009 · The following environment variables may be consulted depending on the value of. sudo -K. However, if visudo is configured with the --with-env-editor option or the env_editor Default variable is set in the sudoers file, visudo uses any of the editors defined by VISUAL or EDITOR. Jul 7, 2013 · There are a couple ways to get visudo to use the editor of your choice. Registered: 2023-08-03. d/ instead of # directly modifying this file. Select 'Close'=>'ACPI Shutdown'. g. Feb 22, 2018 · 3. ~/. Pressed twice: ESC ESC-. for safely updating the /etc/sudoers file, found in most Linux systems (Ubuntu for example). By default, it is empty ; and when it is empty, both docker and docker-compose assume it is located at /var/run/docker. alias visudo='EDITOR=vi sudo visudo' When executed, this changes the editor to vi for the command that follows, and lets you edit the sudoers file successfully. If the sudoers file is currently being edited you will receive a message to try again later. From reading that file it seemed like the default ubuntu user was getting it's passwordless sudo from being a member of the admin group. Just in case, here is the default sudoers file I had in the beginning: # # This file MUST be edited with the 'visudo' command as root. Share. Output. According to the dockerd documentation : By default, a unix domain socket (or IPC socket) is created at /var/run/docker. Create a new one vi /etc/sudoers with the following basic content: /etc/sudoers # This file MUST be edited with the 'visudo' command as root. visudo is a special tool in Unix/Linux for safely updating the /etc/sudoers file, used by the sudo command for providing and managing privileged access. This would be very useful for PAM edits. Then I tried to do "sudo visudo", retyped the line for my user, saved it. Which also didn't work. Remove the comment # symbol from the beginning of the following line in the /etc/sudoers file: %wheel ALL=(ALL) ALL. You need to add yourself to /etc/sudoers file, enter: visudo. It is also described in the illustration of -f option : -f sudoers, --file=sudoers. Oct 2, 2014 · VISUAL=vim sudo visudo (and the variations you suggest) doesn't work for me and shouldn't be expected to work. Specify an alternate sudoers file location. # # See the man page for details on how to write a sudoers file. But if you've forgotten it, it's fairly easy to recover in WSL. To make changes to sudo from putty/bash: Type visudo and press enter. I have added the users to the wheel group and have tried disabling password for some commands. d/. visudo will open the sudoers file with the default text editor. visudo edits the sudoers file in a safe fashion, analogous to vipw (8) . I have a fresh install of Ubuntu 18. visudo locks the sudoers file against multiple simultaneous edits, performs basic validity checks, and checks for syntax errors before installing the edited file. May 4, 2019 · Note. %sudo ALL=(ALL:ALL) ALL. Cheers, If that doesn't work, or your camera is built in on your device, try this: Select Start , type device manager, then select it from the search results. I'm unsure if trying sudo apt-get install sudo will solve the problem or just give more problems. in the first place, because it is the right and conventional way to do it. Then save and exit and visudo will warn you if you have any syntax errors. (the line would look like aman ALL=(ALL:ALL) NOPASSWD:ALL) see here. the editor and env_editor sudoers variables: VISUAL Invoked by visudo as the editor to use. used with visudo. 1. Dec 14, 2005 · Once it's installed, you'll need to run visudo since there's no other way to edit /etc/sudoers (well, you can use another editor, but it just won't work. visudo doesn’t prevent all errors, you still have to be careful. These steps let me set the editor to vi for visudo on Ubuntu 12. Change any plain backspace keybind to whatever you wish it to be (I did tab + backspace ). That will send an empty password to first prompt to enter password. conf extension. It seems like ESC + : is the key combination for such command. tmp” appended to it. matches the user's EDITOR environment variable if pos‐. Asked 1 year, 2 months ago. Then use visudo and revert your mistake. I added the following to my ~/. Press insert to go into editing mode. Running the same programs and tools as normal user works perfectly. This sequence will save the file and exit the editor. d # directory that do not end in '~' or contain a '. Just like brisbin33 said, you need to add either editor or env_editor to your sudoers file. Follow. # Members of the admin group may gain root privileges. And visudo is supposed to "lock" the files so they can't be edited by 2 different programs at the same time. 6 (Alpine + Void) Apr 1, 2022 · so i've edited sudoers through visudo adding. #1 2023-08-03 03:50:40. Therefore when I was doing "sudo command" it kept asking for my password. Jun 2, 2022 · 1. May 18, 2019 · When I open the WSL, by default is connect as root and I can safely execute the command visudo from that WSL instance. This is the normal behaviour, being in the sudoers list only means that you can use the sudo command, but you'll be asked for your password. by copy-pasting that section of the code in a question on this site). mchid. @Al. . For example, to allow a single user eg. # # Please consider adding local content in /etc/sudoers. Reply. Edit: OK, I think I've got it (the solution): 1) I've adjusted /etc/ssh/sshd_config and set PasswordAuthentication no This will prevent ssh password logins (be sure to have a working public/private key setup prior to doing this. To modify this you can modify your user's . Viewed 1k times. For a one-off-edit issue the command "export EDITOR=/usr/bin/nano" before issuing the visudo command. If you can’t login with SSH, it must be related to your sshd config. But if they tell you that I've lost my mind, maybe If you set the root password during install, the installer won't install sudo, which includes visudo. Mar 19, 2021 · Traditionnellement, visudo ouvre le fichier /etc/sudoers avec l’éditeur de texte vi. Sep 16, 2012 · From man sudoers: editor A colon (‘:’) separated list of editors allowed to be. Modified 4 years, 7 months ago. There are many ways to exit from vi editors, and you can use some of these commands to exit from other editors. 04, they may work for other distributions: Issue command: sudo visudo This opens up the sudoers file in nano. Sep 10, 2021 · Now it is working, I can run sudo commands without password. Add the bob user to the wheel group to grant them full sudo access on all hosts: sudo usermod -aG wheel bob. sock, requiring I had this problem today. I had the same issue just now, and it may be a keybinding issue. "visudo: no editor found (editor path = /usr/bin/vi)" Sep 29, 2021 · On CentOS, you can change this value by adding the following line to your ~/. sible, or the first editor in the list that exists and. # Allow members of group sudo to execute any command. Example: sudo visudo -f /etc/sudoers. I’m new to the Nexus and I’m in the setup phase. visudo launches vi by default for editing /etc/sudoers. I am slightly concerned that I have been hacked, but that would be difficult because two firewalls would have to be compromised, and no one in the household would know how to change a passwd but me, so I am assuming that is not the issue, but I changed both user and root passwds as a precaution. Cependant, en Ubuntu, visudo est configuré pour utiliser l’éditeur de texte nano à la place. sh. everywhere I look online says to run visudo in the terminal, but when I do, it says. What am I doing wrong here? Disconnect from SSH. 04LTS and I want to change the sudoers file to execute sudo shutdown -h now without the need of password (for my_username ). Mar 23, 2020 · 1. May 27, 2021 · When I try to run any command with sudo I get this: sudo: /etc/sudoers is owned by uid 1000, should be 0 sudo: no valid sudoers sources found, quitting sudo: unable to initialize policy plugin I f Print the visudo and sudoers grammar versions and exit. . Aug 20, 2020 · The line is commented. Oct 28, 2019 · a change with visudo doesn't work. But it keeps asking for my password whenever I use "sudo command". The line I added: my_username ALL=(ALL) NOPASSWD: /sbin/shutdown. Edit: Forgot to add you also have to comment out. Aug 14, 2016 · If sudo doesn't work, you can become a root user with su - Later be root, you can re-install sudo using these commands below: yum remove sudo. (by running "sudo EDITOR=nano visudo") Then, each time you want to edit it, just run: $ sudo visudo. I'm going to start reading the documentation of sudo, visudo etc. linuxconfig to execute the systemctl and reboot commands without sudo password add the following line into the /etc/sudoers configuration file: (SOLVED) Permissions to halt/reboot won't work. visudo and sudoers Safety Tips. Jul 31, 2012 · Boot into recovery mode from the GRUB menu (hold the SHIFT key during boot to reveal this menu), enter the root shell. Save and close the file. Jan 10, 2024 · a change with visudo doesn't work. This may be because of an extension like Smart Backspace, not necessarily your fault. Insert your line granting permission: gatoatigrado ALL=NOPASSWD: /bin/set-slow-cpufreq. 7. If you don’t have vi installed or you want to use another editor, you can export the variable EDITOR with the name of your editor: export Jul 15, 2017 · In the editor, find the line that starts with 'linux' and add CODE: SELECT ALL init=/bin/bash to the end of that line and hit esc or F10 to boot the machine. * sudo-ldap. For example to allow a single user eg. sudo VISUAL=vim visudo does work, though. # Please consider adding local content in /etc/sudoers. VISUAL=vim sudo visudo (and the variations you suggest) doesn't work for me and shouldn't be expected to work. Si vous souhaitez le reconfigurer sur vi, vous devez lancer la commande suivante : sudo update-alternatives --config editor. sudo. d/slowcpu. Dec 21, 2015 · Closed 8 years ago. The program 'visudo' can be found in the following packages: * sudo. another way is to press Ctrl + c or ctrl + z command to exit the vi editor forcefully. Running tools and programs via the command line as sudo doesn't work at all. Jun 17, 2012 · Always edit it with visudo to prevent errors. You may also permanently set EDITOR in your shell's profile. There you will see some examples. Visudo stuck without any output after a ":wq". # This file MUST be edited with the 'visudo' command as root. Logged in/out but it doesn't work. I made the mistake of editing /etc/sudoers with "vim" first instead of using "visudo". This seems weird. Even after adding the user, it doesnt have the sudo previlage. Alternatively, you could uncomment the wheel section, and add users to the wheel group to give them sudo rights. Mar 5, 2023 · Visudo - NOPASSWD does not work. The default configuration doesn't give any rights to any group or user. You should place this at the very top: Defaults editor=/usr/bin/nano. visudo will choose the editor that. – Apr 29, 2021 · Hello community. So I added my new user to that. If you're finding that your password is correct, then it's likely that your account simply doesn't have an entry in Sudo's configuration files giving the user any permissions to use. 5d100. bashrc and add "export EDITOR=/usr/bin/nano" or any other editor of your preference Jun 5, 2022 · sudo visudo. Since that did not work, I tried disabling it for all commands: %wheel ALL=(ALL) NOPASSWD: ALL. V I may be missing something, but I don’t understand your point. Add the user to the wheel group. I'm assuming because I can write using normal permissions that it's not an issue with the file system being read-only. d file to remove authentication from my pc by typing %admin ALL=(ALL) NOPASSWD:ALL without using visudo. example: sudo apt install works perfectly. The steps I take were: With my user my_username open terminal: sudo visudo. The below is the output. # Cmnd alias specification. bash_profile, which solves the visudo issue, but doesn't change my default editor for git, etc. newuser ALL=/usr/sbin/useradd. From PowerShell or CMD (not from inside Kali), do the following: wsl -u root passwd <username>. Near the top you will see this line: Defaults env_reset Add the following line beneath the above line: Defaults editor=/usr/bin/vi Save the file and exit. Modified 1 year, 2 months ago. d/ instead of. To confirm this you can try running the command visudo to view Sudo's configuration file: $ visudo. and it works, but it's not what i want, i would like only that command not to ask me for the password. I do the installation to Ubuntu 16. This was the issue for me -- I have used the . is executable. sock. It seems like that the user you are using cannot use sudo because the user is not in the sudoers-file (/etc/sudoers on some systems). macos. Asked 4 years, 7 months ago. ) Note that visudo doesn't actually call the vi editor, just your default editor; if that happens to be vi then it will come up. SSH into VM. If you edit the file using, e. Sudo doesn't work, pkexec visudo neither. As root type. Then I tried adding the NOPASSWD directive to sudoers. In most of the Linux and Unix distros, vim is the default editor so visudo will open sudoers file using vim. Next, remount your root filesystem read-write like this - CODE: SELECT ALL mount -no remount,rw / 4. Source the file to implement the changes: . 1) My preferred method: Set your EDITOR environment variable to point to the path of the editor you wish to use. Open the /etc/sudoers file by using the visudo command: sudo visudo. Also, you just run "sudo visudo", no need for the "/etc/sudoers" in the command. After you have configured visudo, execute the command to access the /etc/sudoers file: sudo visudo. bashrc: export EDITOR=`which name_of_editor `. ##. mv /etc/sudoers{,. Apr 2, 2015 · sudo from a standard user works fine, but when I try to use it from root it returns this error: sudo: can't open /etc/sudoers: Permission denied sudo: no valid sudoers sources found, quitting /etc/ Jul 15, 2017 · In the editor, find the line that starts with 'linux' and add CODE: SELECT ALL init=/bin/bash to the end of that line and hit esc or F10 to boot the machine. Jun 14, 2018 · The -S (stdin) option causes sudo to read the password from the standard input instead of the terminal device. Feb 10, 2024 · Open Settings on Windows 11. symbol in its name. After reading the wiki article, if you still have problems, post your /etc/sudoers file. root without logging. Posts: 3. Open VirtualBox Manager. sudo passwd username. colon-separated list of “safe” editors in the editor. Ask Question. Navigate to the place you wish to edit using the up and down arrow keys. So you should have another user who is in that file. Feb 9, 2020 · In my sudoers is. # User alias specification. EDITOR Used by visudo if VISUAL is not set. From man visudo go to FILES section, you will find : /etc/sudoers. Allow a user to run a script as sudo with sudo commands in the script. Copy. root ALL=(ALL:ALL) ALL. This method doesn't work for all distros. #. With this option, visudo will edit (or check) the sudoers file of your choice, instead of the default, /etc/sudoers. txt" E212: Can't open file for writing This is just one example, all commands using sudo fail for permission reasons. My WSL was starting fine after the correction. Click on System. Feb 14, 2015 · It doesn't matter that anyone can read the script file (unless it contains a password or something, but that's a bad idea, if there's a password it should be in its own file, otherwise there's too much risk of accidentally leaking it e. visudo locks the sudoers file against multiple simultaneous edits, provides basic sanity checks, and checks for parse errors. But sshd does not look at the content of your /etc/sudoers file. The syntax of the sudoers file is thoroughly covered in the official documentation. Use your now-restored sudo set permissions for children of / back to root:root. Aug 10, 2020 · Execute all sudo commands without password [not recommended] Use the following command to edit the /etc/sudoers file: sudo visudo. Apr 14, 2016 · Is it possible to assign the setuid bit to sudo in order to execute any command as a normal user? Let's suppose that we have the user test and then: test@test$ apt-get update But I don't want to use echo "myuser ALL=(ALL) ALL" >> /etc/sudoers. I issue visudo command, add this rule to the very end of the file, save the file and quit. 2) I've adjusted the sudoers list visudo and added. To do so you need to edit the /etc/sudoers sudo configuration command using the sudo visudo editor. Improve this answer. mount -o remount,rw /. Jul 18, 2020 · visudo itself doesn't have any editor so it will use the system's default editor to open sudoers file. Contents of /etc/sudoers: # This file MUST be edited with the 'visudo' command as root. Jun 8, 2014 · During a single session, sudo may only ask for your password the first time you use sudo. And add the user you want to run sudo without root. Since I know that the command to save and exit is :wq, when I press ESC one time and followed by :, the command line immediately turns into to Eval:. and see why it doesn't work. Once you complete the steps, you can start using the sudo command on the May 9, 2020 · To do so you need to edit the /etc/sudoers sudo configuration command using the sudo visudo editor. Jun 27, 2015 · Pressed once: ESC-. yum install sudo. Start the VM from the VirtualBox Manager by right-clicking the VM entry then selecting 'Start'=>'Normal Start'. What makes you think your problem is related to your sudoers file? – user2233709. Otherwise, your regular editor will come up. It should be the one you created when you installed ubuntu. ## User privilege specification. # User privilege specification. Dec 28, 2018 · Installing tools and other using command line in Ubuntu 18. when you are done using sudo to revoke that status. Ctrl + [ will also work like escape key. Of course, you have to replace the user Mar 21, 2022 · The command ‘visudo’ allows you to edit ‘/etc/sudoers’ file in a safe way and decide which users can run commands as root or any other user. ansible. May 20, 2023 · David is a freelance writer with a background in print journalism, and a love of Free and Open Source Software. the 3rd , and 6th command may or may not work on every system Sep 6, 2019 · apologies for a dummy question: On my CentOS 7. However, after doing that anywhere where the sudo command is used, it says that the password that I've entered is incorrect. You should also always use visudo to edit the file(s). Dec 12, 2013 · If you must remove the need for a password to use sudo, you can edit the /etc/sudoers file using visudo command. If you can't find your camera, select the Action menu, then select Scan for hardware changes. It sounds like that is the case for you, James. You can look for other running visudo programs with "pgrep -l visudo" and only run one at a time (can kill others with "sudo pkill visudo" but if it's been suspended then closing the terminal or fg should finish it off. VISUAL and EDITOR aren't the mechanism through which visudo selects nano in the Feb 12, 2015 · 5. Nov 26, 2019 · According to the /etc/sudoers. The way to declare “Alice is a sysadmin” is to make her a member of the sysadmins group, but there is no Feb 9, 2008 · You need to set up sudo. My password was the same but when I entered it for sudo it no longer worked. I'm using Bedrock Linux 0. May 24, 2022 · 1. However I still can not get it, why editing sudoers file did not work both for. The issue is still (IHMO) open. Currently my /etc/sudoers looks like # # This file MUST be edited with the 'visudo' command as root. 10. Sep 2, 2017 · So, your sudoers file should look like the below: Solution 2: Rather than moving the line, you can simply remove it and add NOPASSWD to the entry for %sudo as shown below: Note: Make sure your login belongs to the sudo group as shown below: Solution 3: Move your line to a file under /etc/sudoers. Click the For developers page. All you have to do is to add a line like this in this file: user_name ALL=(ALL) NOPASSWD:ALL. this is my sudoers file. Choose the “Inline” mode from the “Configure how sudo runs applications” setting for a Linux-like experience. 3. d/sudo and add the line below: auth sufficient pam_wheel. %admin ALL=(ALL) ALL. tmp Lock file for visudo. (I've just tried both again, to be sure. However newuser is still able to run such commands as. sudo vim /etc/sudoers, you don't get the benefit of visudo's syntax checking. 5 I've added my user to a wheel group and in visudo uncommented the line that wheel members can run all commands without a password. I mostly just use sudo to edit /private/etc/hosts file and somehow now it's letting me edit and save that without sudo so I thought it might be stuck in sudo somehow but I've reset everything Apr 2, 2018 · by adding * at the end, but it doesn't work. typically run as root so this option may allow a user. %wheel ALL=(ALL) NOPASSWD: ALL. Hit CTRL+SHIFT+P and find keyboard shortcut preferences. visudo is. d/README, the filename should not have the . Aug 3, 2023 · Pages: 1. root@virtual-machine:/etc# usermod -aG sudo qwertyuiop root@virtual-machine:/etc# sudo mkdir you root@virtual-machine:/etc# su qwertyuiop To run a command as administrator (user "root"), use "sudo <command>". Viewed 251 times. After you install sudo with something like "su -c apt install sudo" it will work. 04. The default is /usr/bin/vi. root ALL=(ALL) ALL. Hi, I just moved from Ubuntu to Arch, and i was trying to get a new user to have sudo privelages, but wasn't able to do it. By default, visudo doesn't honor the VISUAL or EDITOR environment variables, used by many programs to determine the default text editor. A thread on macoshints discusses how: Use the visudo command as root. Change root's password like this - CODE: SELECT ALL passwd root 5. You are also encouraged to read the sudo man page. The day Microsoft makes a product that doesn't suck, is the day they make a vacuum cleaner. Props to "topdog" and "Daniel Serodio" for the original answer with regard to "su" rather than "sudo". VISUAL, or EDITOR environment variables before. An alternative is to place a. This takes advantage of the fact that you can run WSL under any username using the -u option. NAME visudo — edit the sudoers file SYNOPSIS visudo [-chIOPqsV] [[-f] sudoers] DESCRIPTION visudo edits the sudoers file in a safe fashion, analogous to vipw(8). There are two (main) ways you can authorize a user to run commands as root via sudo: declare that “Alice may run commands as root”; declare that “Alice is a sysadmin” and that “sysadmins may run commands as root”. Ansible provides a validate: parameter for pre-validating changes to a file, before it is overwritten. visudo will check if the resulting sudoers file conforms to the required syntax. Edit /etc/pam. May 25, 2020 · I'm in Ubuntu 18. Click the “Enable sudo” setting. # This will cause sudo to read and parse any files in the /etc/sudoers. linuxconfig to execute the systemctl and reboot commands without sudo password add the following line into the /etc/sudoers configuration file: Apr 9, 2019 · Idea #2 - Lacking sudo permissions. May 24, 2015 · Adding your user to the "sudo" group (the second command I gave) is exactly equivalent to extending your user's permissions with visudo, it's just a little bit quicker that's all The output of `dpkg -S visudo` just shows which package the `visudo` command is from -- see man 1 dpkg Mar 23, 2020 · 1. Nov 15, 2019 · As the visudo manpage will tell you, visudo edits the sudoers file in a safe fashion, analogous to vipw(8). Sorry for being a year late to the party. If you want to give access to a group instead of a user you will need to prefix the groupname with the percent character: echo "%sudo ALL=(ALL) ALL" >> /etc/sudoers. Right-click VM in question. Nov 26, 2021 · Pretty much the only time you typically need it is for sudo. Which didn't work. press ZZ (shift+z+z). 04 with sudo works perfectly. answered Jun 8, 2014 at 7:55. After editing sudoers file, writing changes and quitting, visudo quits but doesn't show shell prompt or any other output. This problem persists even if I don't edit the file (just open visudo and type :wq!). But the equivalent command run using sudo doesn't work: sudo vi /home/mike/test. wgmbkxcoprgkfjbdlkng