Sudoers group name.
Nov 7, 2015 · If you specify a username, e.
Sudoers group name. Managing sudo access | Configuring basic system settings | Red Hat Enterprise Linux | 8 | Red Hat Documentation<username> is the user that enters the command, for example, user1. The policy format is described in detail in the SUDOERS FILE FORMAT section. Now, for emphasis, let’s discuss these fields. User authorizations in sudoers Copy linkLink copied to clipboard! The /etc/sudoers file specifies which users can use the sudo command to execute other commands. To summarise, if you want to provide complete root level access to any user then you can add them to sudo group using different commands such as usermod, adduser, gpasswd etc. In this tutorial I will give you a detailed overview on sudo privileges and share the proper way to add user to sudoers file. If the value starts with %, it defines a group, for example, %group1. The `sudoers` group is a special group whose members are permitted to use the `sudo` command. Mar 18, 2024 · Here, we use the getent command to do a search in the /etc/group file. g. The policy is driven by the /etc/sudoers file or, optionally in LDAP. Aug 16, 2014 · Now I'm trying to allow the default AD group Enterprise Admins to use SUDO, however whatever I do, it seems that the group cannot be found (or at least it tells me my user account is not in the sudoers file) Structure of the OU (default really): mydomain. Aug 3, 2023 · Add users to sudoers using the sudoers file In *nix systems, user accounts and groups with sudo privileges are stored into the /etc/sudoers file (sometimes called the “sudo file”), which contains a list of instructions called privilege lines, that can be edited to grant customized access to commands a user or a group can execute, or configure custom security policies. The ‘wheel‘ group name comes from the idea of a steering wheel controlling access. This file stores a list of groups and the users assigned to every group: $ getent group sudo sudo:x:27:peter,james From the output above, we can see that there are four fields, separated by colon (:) characters. The user who is listed in the sudoers file has sudo privileges and can run sudo command. general. After the user logs in while connected to the domain I have tested this with the computer (my laptop) disconnected from the domain and it still works as the group memberships are cached. YMMV Sep 12, 2023 · 4 I migrated from Ubuntu-20 to Debian-12, and I can't excute the command sudo with my username my_name within a fresh installed system. But the user created during installation is not put in that group, because Debian has the root account enabled. COM And short name is DOMAINNAME Tell me how can i give access to sudoers for a group. Validate syntax, grant least-privilege with fragments, recover from errors, and harden Linux. For information on storing Chapter 9. Does naming a group wheel imply something special about the group or is it just a name for a Sep 8, 2020 · The default sudoers file gives one group of users full control over your machine: %wheel ALL=(ALL) ALL Once it is not just you and your best friend administering a machine, you will start to give more fine-grained privileges to administrators. A list of user names, a list of host names, a list of commands, and so Apr 28, 2024 · Answer: /sbin/nologin Question: What is the name of the RedHat and Fedora systems sudoers group? Answer: wheel Question: What is the name of the sudoers group on Debian and Ubuntu systems? Answer: sudo Question: Other than tryhackme and ubuntu, what is the username that belongs to the sudoers group? Hint: One way is to check the /etc/group file. Grant and verify sudo access easily. Remove user from sudo group if needed. This groups members should have sudo access on the Linux machines in our organisation. Mar 13, 2025 · Prevent sudoers file errors with Ansible. I've heard that on some *nixes it's the group of users with the right to run su, but on Linux that SUDO(8) System Manager's Manual SUDO(8) NAME top sudo, sudoedit — execute a command as another user SYNOPSIS top sudo -h | -K | -k | -V sudo -v [-ABkNnS] [-g group In this case, sudoers must look up any group name listed in the sudoers file and use the group ID instead of the group name when determining whether the user is a member of the group. What is really the difference by making a user part of wheel group and making him a sudoer with visudo ? Dec 12, 2024 · Answer: wheel What is the name of the sudoers group on Debian and Ubuntu systems? Answer: sudo Other than tryhackme and ubuntu, what is the username that belongs to the sudoers group? To create a user with sudo privileges is to put the user into /etc/sudoers, or make the user a member of a group specified in /etc/sudoers. Managing sudo access | Configuring basic system settings | Red Hat Enterprise Linux | 9 | Red Hat Documentation8. The first one is to add the user to the sudoers file. ubuntuhost:/$ id itadminuser uid=472827969 (itadmingroup) 2. " So it's exactly the same as your "bad" line: bob ALL=(ALL) ALL If you want to give an user (or a group) full access to a specific Bot VerificationVerifying that you are not a robot Sep 15, 2024 · Private group, that is, when adding users, a group with the same name is created as its primary group. It is the default sudo policy plugin. Example of /etc/sudoers: ## Allow root to run any commands anywhere root ALL=(ALL) ALL ## Allows people in group wheel to run all commands %wheel ALL=(ALL) ALL ## Same thing NAME sudoers — default sudo security policy plugin DESCRIPTION The sudoers policy plugin determines a user's sudo privileges. I've commonly seen references to a wheel user group online as well as when setting up my sudoers file. Conversely, on Debian the group enabled in /etc/sudoers is the sudo group, and there is no admin group. So, I added my_name into "sudo" group (usermod -aG sudo my_name) within a root logged-in terminal, and then rebooted my computer. Dec 14, 2012 · Because a number of AD groups have spaces in the names, you’ll need to escape the spaces using backslashes. Add Group you see above to the sudoers file //Edit sudoers file $ sudo vi /etc/sudoers Jun 28, 2023 · In this tutorial, you will find the commands for adding current users to the sudo group in Debian 12 Linux for running Admin tasks The wheel group on *nix computers typically refers to the group with some sort of root-like access. ldap (5 SUDO(8) System Manager's Manual SUDO(8) NAME top sudo, sudoedit — execute a command as another user SYNOPSIS top sudo -h | -K | -k | -V sudo -v [-ABkNnS] [-g group Oct 8, 2025 · - name: Allow the backup user to sudo /usr/local/bin/backup community. Dec 11, 2020 · I've joined the domain and set up group login successfully, but can't get sudo to work for members of that group. See full list on howtogeek. Follow step-by-step instructions to grant and test root access safely and effectively. Apr 25, 2014 · Here is another way of doing it, without requiring all the fancy escaping and also without guessing at the exact group name. Before the playbook there is a selection of the group that will used. Apr 20, 2015 · I want a command to list all users who have root privileges i. Jan 13, 2018 · When the wheel group membership gives an user full root access through sudo, it is normally configured like this in the /etc/sudoers file: %wheel ALL=(ALL) ALL Meaning: "any members of group wheel on ALL hosts can sudo to ALL user accounts to run ALL commands. Members of this group will be able to execute any command as root via sudo. A step in the right direction, but it only work with my primary group as listed in the Unix Attribute in Active Directory. 1. All fields in the above configuration line can be replaced by a list of values. The name sudo isn't magical, you just have to match the entry in /etc/sudoers. Oct 2, 2020 · In this tutorial, we will explain how to add a user to a group in Linux systems. Dec 14, 2017 · After logging into ssh in a Linux machine, I got this message: 'Username' is not in the sudoers file. x20 for space. Boolean Flags: always_query_group_plugin If a group_plugin is configured, use it to resolve groups of the form ‘%group’ as long as there is not also a system group of the same name. You can also define rules for groups of hosts, commands, and Aug 19, 2021 · Am working on an ansible Playbook. sudo ? Suppose I'm a sudoer user. Managing sudo access | Security hardening | Red Hat Enterprise Linux | 10 | Red Hat Documentation8. Jul 18, 2020 · These are some of the common questions user have when they start working with sudoers file. Oct 2, 2020 · On Ubuntu, the easiest way to grant sudo privileges to a user is by adding the user to the sudo group. Alternately, special characters may be specified in escaped hex mode, e. My problem is the When conditional with the group_names ansible variable, used together i ge May 1, 2024 · In this tutorial we learned how to add user to either sudo group or sudoers based on the requirement. adding the following entry to /etc/sudoers would allow you to give full sudo permissions to an AD group named Group Name With Spaces: 1 %DOMAIN\\Group\ Name\ With\ Spaces ALL= (ALL) ALL In both cases, replace DOMAIN with your AD domain’s name. In this tutorial, we will explain the difference between the sudo, admin, and other similar user groups on a Linux system. System administrators can configure the sudoers file to let specific users or groups run commands with elevated privileges, but improper changes can lead to serious Jul 10, 2015 · I was able to get it to work, but only by running "id" which responded with my group, which I then put into the Sudoers file. The command lists all the AD groups that the account is member of. First, we have the group field, which is the name of the group To add the users in the sudoers file, by replacing the username, run “sudo usermod -aG sudo [username]” the command in the terminal. A list of all supported Defaults parameters, grouped by type, are listed below. trueI've got a test Linux host joined to the domain now, and I'm trying to setup a group in the sudoers file to allow sudo access: I've added a line like this: %MYDOMAIN\ Group_Name_Local_Administrators ALL= (ALL) NOPASSWD:ALL -also tried like this- %MYDOMAIN. COM\ Group_Name_Local_Administrators ALL= (ALL) NOPASSWD:ALL But, it still won't let me "sudo" any commands with Nov 4, 2019 · In CentOS you have two options to grant sudo access to a user. sudoers: name: allow-backup state: present user: backup commands: /usr/local/bin/backup - name: Allow the bob user to run any commands as alice with sudo -u alice community. Aug 11, 2017 · Members of these groups are allowed sudo access without requiring an edit to /etc/sudoers or the addition of a configuration file to /etc/sudoers. ldap (5). Jul 23, 2025 · Here, we are going to modify the newly created user account by adding the user account to a group called sudo. com> is the name of the host on which the rule applies. The policy is driven by the /etc/sudoers file or, optionally, in LDAP. Oct 24, 2023 · In this beginner‘s guide, I‘ll show you two easy methods to add users to the sudoers file on Debian: Adding users to the sudo group Directly editing the sudoers file I‘ll also discuss key security practices to safely grant sudo privileges without opening up your system to abuse. The section (<run_as_user>:<run_as_group>) defines the user or This works because /etc/sudoers is pre-configured to grant permissions to all members of this group (You should not have to make any changes to this): # Allow members of group sudo to execute any command %sudo ALL=(ALL:ALL) ALL As long as you have access to a user that is in the same groups as your "original" user, you can delete the old one. We will also show you how to remove a user from a group and how to create, delete, and list groups. Jul 23, 2025 · The provided solutions—modifying the sudoers file in /etc/sudoers. And to make it password-less is to additionally specify NOPASSWD in /etc/sudoers. to avoid merge if distribution A user name, group, netgroup or nonunix_group may be enclosed in double quotes to avoid the need for escaping special characters. NAME sudoers — default sudo security policy plugin DESCRIPTION The sudoers policy plugin determines a user's sudo privileges. If /etc/sudoers (or a file in /etc/sudoers. It is used to define the rules that govern which users or groups can execute commands as the root user or another specified user. 04. Adding a regular user to sudo group using adduser command The adduser command is typically used to create or add new users to the system. For information on storing sudoers policy information in LDAP, please see sudoers Jul 20, 2023 · This tutorial explains how to allow or deny sudo access to a group in Linux for improved Linux security and efficient group management. The sudo group grants broad sudo access to any user in the group, while the sudoers file provides granular controls over which users have sudo privileges and the level of privileges they have. wouldn't work with lower case domain name, had to be upper case. Aug 14, 2020 · sudo is a very useful linux utility that can grant root privileges to the non-root users for a limited period of time (before asking for your password again). Aug 14, 2025 · This brief tutorial describes how to find all sudo users or super users (the users who have sudo access) in Linux and Unix-like systems. Jan 31, 2019 · Add a line to /etc/sudoers file that specifies an AD group within my organization. The pol†icy is driven by the /etc/sudoers file or, optionally in LDAP. We can use sudoers. For information on storing sudoers policy information in LDAP, please see sudoers Mar 22, 2024 · Learn how to add a user to the sudo group using usermod command and modifying the sudoers file. To add a user to the sudo group, use the usermod command with the -aG options followed by the group name and username: Find the recommended Docker Engine post-installation steps for Linux users, including how to run Docker as a non-root user and more. Normally, only groups of the May 6, 2025 · Learn to grant administrative privileges in Linux by adding users to the sudo group or configuring the Sudoers file. When multiple entries match for a user, they are applied in order. This group is created in AD and i SUDOERS OPTIONS top sudo 's behavior can be modified by Default_Entry lines, as explained earlier. . I tested with winbind. I am working on python scripting where it asks for sudo run but the user doesn't have sudo access or everytime no any domain user is entertain to enter credentials. Jul 23, 2025 · In the Linux operating system, the `sudo` command is a powerful tool that allows authorized users to execute commands with superuser (root) privileges. The rules can apply to individual Feb 26, 2025 · Learn how to add users to sudoers in Debian 12 to grant superuser privileges using usermod, manual editing, and admin group inclusion. If you also specify a target group, e. Chapter 8. For information on storing sudoers policy information in LDAP, please see sudoers. , (postgres), sudo will accept “-u postgres” and run commands as that user. Nov 7, 2015 · If you specify a username, e. d. Learn how to add users to sudoers safely using 3 proven methods and validation techniques. Apr 28, 2025 · The sudoers file is a critical configuration file in Linux and Unix-like operating systems that controls user privileges. The second option is to add the user to the wheel group. 40 votes, 17 comments. User authorizations in sudoers Copy linkLink copied to clipboard! The /etc/sudoers file and, by default, drop-in files in the /etc/sudoers. local Builtin Computers DCOM-Users DOmain Controllers ForeignSecurityPrincipals CompanyName Jan 21, 2019 · My domain Group have two words i. How can I resolve this? I'm connecting ssh to my virtual priv Jul 3, 2021 · Here are the commands to add your existing non-root user in the Almalinux sudoers, sudo & wheel group to run adminsitrative privileges command DESCRIPTION The sudoers file is composed of two types of entries: aliases (basically variables) and user specifications (which specify who may run what). This step-by-step guide covers user creation, group assignment, and sudo verification. Jan 8, 2021 · NAME sudoers — default sudo security policy plugin DESCRIPTION The sudoers policy plugin determines a user's sudo privileges. d directory to avoid changing the main sudoers file (e. Normally, only groups of the Nov 1, 2017 · Is it possible to add a name as a group member when the name has a space? For example "foo bars" is the name and I want it to add to the group called "reindeers". d) contains a line like %sudo ALL=(ALL:ALL) ALL, then you can make a user a sudoer by adding them to the sudo group (adduser alice sudo). com Jul 23, 2025 · The provided solutions—modifying the sudoers file in /etc/sudoers. Following are the three different entries in the sudoers file that give you the privilege to use sudo prefix. ” With this command, you’re requesting root access and the status of a super user. e. Aug 16, 2022 · Turns out the answer was to format the group in sudo as % groupname@DOMAIN. Not all users can run sudo by default, only the users who are in the sudo group, or have their username in the sudoers files can execture sudo command. d/ directory specify which users can use the sudo command to execute commands as other user. May 26, 2025 · Learn how to create a new user with sudo privileges on Ubuntu. It enables normal users to install software, delete files, and perform other tasks that require root access. But it doesn't work, I still get the message like "my_name is not in sudoers Apr 23, 2022 · Have you ever wondered why you have to type “sudo” or “su” in a Linux terminal to do any system-wide changes? Here's how to configure the file. The rules can apply to individual users and user groups. Adding a user to the `sudoers` group can be crucial for system administrators who need to delegate certain administrative tasks to other users without Feb 21, 2025 · To grant root or superuser privileges to a regular user, you must add them to the sudo group or sudoers file. The sudo --help command offers a brief overview of the available command line options, while the man sudoers command provides detailed information about sudoers and its configuration. For information on storing sudoers policy information in LDAP, see sudoers. Aug 4, 2025 · The sudoers file is a configuration file located at /etc/sudoers on most Linux systems. d or adding the user to the sudo group using usermod—offer effective ways to address the problem. Sep 22, 2020 · Methods to add a user to sudoers on Ubuntu 20. If your name is not on the list, Linux checks a specific file to see if you are authorized to be given root access Chapter 8. 04 using the usermod command (sudo usermod -aG sudo ) or using the GUI of Ubuntu 22. The members of the sudo group in your AD can use sudo on any machine with this new file. Nov 9, 2023 · Beyond directly editing the sudoers file, CentOS has another method for sudo access – the ‘wheel‘ group. This incident will be reported. I will try tomorrow to redo the install without making my peter user part of wheel group during anaconda setup. Dec 12, 2022 · What is sudoers in Linux? Have you ever wondered why it takes “sudo” or “su” to make system-wide changes in a Linux terminal? Su means “super user,” while sudo means “super user do. The primary purpose of groups is to define a set of privileges such as reading, writing, or executing Jul 23, 2025 · The Sudo command performs the below tasks and permits the users to access root user facilities: Reads the /etc/sudoers file and looks for the user who invoked the command. Jul 19, 2021 · 1. In addition, you can also use it to add an existing user to another group using the following syntax. For information on storing sudoers policy information in LDAP, please see sudoers Mar 24, 2020 · For example. e domain admins Complete domain name is like: DOM. %wheel ALL = (ALL) ALL Figure 6: This entry says that all users who are members of the wheel group as defined in the /etc/group file can run all commands on any host. <hostname. 04 servers, either with the usermod command or by using visudo to edit the sudoers file. I think this has something to do with the way Ubuntu is interpreting the AD group because: The AD group settings are identical to other working groups, and domain-group Sep 11, 2009 · 20 My preferred method is to add them to the sudo group (admin before Ubuntu 10. Aug 19, 2013 · It seems is a good practice to create the wheel group for non-password sudo authentication instead of altering sudo group itself. Sep 18, 2025 · Edit the sudoers file safely with visudo. In Ubuntu Linux, the sudo group can run sudo and it is easy to add someone to that group: usermod -a -G sudo username Your mileage may vary with other distros, however, someone thought the group method made more sense than the sudoers file getting itself Jun 8, 2025 · Instead of adding individual users to the sudoers file, it is often more convenient to create a group and add users to that group. It defines who can execute commands as the superuser, providing a secure way to manage administrative rights. example. Aug 6, 2023 · If adding the user to the group does not work immediately, you may have to edit the /etc/sudoers file to uncomment the line with the group name: NAME sudoers — list of which users may execute what DESCRIPTION The sudoers file is composed of two types of entries: aliases (basically variables) and user specifications (which specify who may run what). The rules can apply to individual Sep 28, 2012 · / » Hacking » SUDO – sudoers Config File SUDO – sudoers Config File Table of Contents Introduction Options Guide for SUDO Defaults /etc/sudoers Cheatsheet Options Guide for SUDO always_set_home If set, sudo will set the HOME environment variable to the home directory of the target user (which is root unless the -u option is used). In both cases, sudo will not accept -g. A user can be added to Sudoers on Ubuntu 22. 04). # Members of the admin group may gain root privileges Description The sudoers policy module determines a user's sudo privileges. In this case, sudoers must look up any group name listed in the sudoers file and use the group-ID instead of the group name when determining whether the user May 19, 2024 · The sudo group is a special group that allows its members to use the sudo command and run commands with superuser permissions. This group mechanism is commonly used by RHEL and related downstream distributions. Jun 11, 2020 · In Redhat, CentOS, and Fedora, the sudo group name is "wheel", which is mostly enabled by default; if not, it can be edited the /etc/sudoers file using the 'visudo' command in the Terminal, or directly using vi or vim. adding the following entry to /etc/sudoers would allow you to give full sudo permissions to an AD group named Group Name With Spaces: Jan 8, 2015 · NAME sudoers — default sudo security policy plugin DESCRIPTION The sudoers policy plugin determines a user's sudo privileges. Linux Groups Linux groups are organization units that are used to organize and administer user accounts in Linux. Figure out the group name: $ getent group | grep -i admin MYDOMAIN\Domain Admins:*:100006: Add the group you see above to the sudoers file. ldap(5 Mar 13, 2024 · Learn here how to add a user to the sudoers file or sudo group in Ubuntu. Sep 21, 2025 · Regardless of the name that your system uses, the group is granted superuser privileges by the settings within the /etc/sudoers configuration file. , (postgres:postgres), sudo will accept any combination of the listed users and groups (see the section on aliases below). Aug 9, 2024 · The -a option appends the user to a secondary group while the -G option specifies the name of the group that the user is being added to, in this case, sudo. How could I know all other sudoer users? NAME sudoers — default sudo security policy plugin DESCRIPTION The sudoers policy plugin determines a user's sudo privileges. Figure out the AD group name using $ id <AD User Account>. DOMAINNAME. May 6, 2025 · Learn to grant administrative privileges in Linux by adding users to the sudo group or configuring the Sudoers file. For example. So let‘s get right to it! By the end, you‘ll know how to install sudo, add users or groups to sudoers Aug 10, 2019 · Learn how to add a sudo user to RHEL 8. SUDOERS OPTIONS top sudo 's behavior can be modified by Default_Entry lines, as explained earlier. For this command to work, the given user account should exist in the system, if not create an account with the command (sudo adduser username}. %DOMAIN\\domain-group ALL=(ALL) ALL in /etc/sudoers doesn't work---users are not considered to be in sudoers. Jan 2, 2024 · The user and group sudo privileges are defined in the /etc/sudoers file. Other than tryhackme and ubuntu, what is the username that belongs to the sudoers group? This can be found by looking through the /etc/passwd file and filtering on 'root'. SUDOERS(5) BSD File Formats Manual SUDOERS(5) NAME sudoers — default sudo security policy module DESCRIPTION The sudoers policy module determines a user's sudo privileges. Then, grant sudo privileges to the group. sudo groupadd wheel then in file /etc/sudoers add line %wheel ALL=(ALL) NOPASSWD: ALL. sudoers: name: bob-do-as-alice state: present user: bob runas: alice commands: ALL - name: >- Allow the monitoring group to run sudo /usr Apr 20, 2020 · The % sign preceding the group name means that sudo should look for that group in the /etc/group file. COM. cyqokr1ef61n1nt231twxfe70s3jwd3cayisxsmx7xb