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1. #PASSWORDLESS SUDO FOR SPECIFIC COMMAND HOW TO#
2. #PASSWORDLESS SUDO FOR SPECIFIC COMMAND INSTALL#
3. #PASSWORDLESS SUDO FOR SPECIFIC COMMAND CODE#
4. #PASSWORDLESS SUDO FOR SPECIFIC COMMAND PASSWORD#

Use include directive for specific sudo configurations

#PASSWORDLESS SUDO FOR SPECIFIC COMMAND PASSWORD#

This would allow user peter to input password every time he uses sudo to gain root privileges. He could do which you couldn’t even think of! Instead grant access to a user to root privileges with passwords(His own password). Do not grant unlimited passwordless access to root privilegesįor instance, think an intruder gains access to an user account, who has passwordless sudo access to root privileges. Note: Trailing slash(/) is required to specify a directory location peter ALL=(ALL) PASSWD: /sbin/, /usr/sbin, /opt/oracle/ 3. peter ALL=(ALL:ALL) ALLĪ better way is to grant access to specific program files for eg: User peter would gain access to all the program files in the /sbin/ and /usr/sbin directories, plus the command /opt/oracle/. This allows users to use the su command to grant themselves permanent root privileges thereby bypassing the command logging features of sudo. It is one of the most common mistakes admins would do.

Do not grant ALL root privileges to a sudo userĭo not use ALL while granting access permissions to a sudo user. This would allow peter to run sudo apt-get, sudo yum and sudo rpm without any password but would not allow any other commands! 2. Allow them to run only RPM or APT or YUM as root without even switching to the root user as shown below: peter ALL =(ALL) PASSWD : /usr/bin/apt-get, /usr/bin/yum, /bin/rpm

#PASSWORDLESS SUDO FOR SPECIFIC COMMAND INSTALL#

Instead, try to configure sudo to allow users to run specific commands as the users they need to operate as.įor eg: There’s a need for an user to install a software. Do not allow unlimited access to users with sudoĭo not configure sudo to allow users to switch to root or any another account. Note: You must use the visudo command to edit the /etc/sudoers file.

#PASSWORDLESS SUDO FOR SPECIFIC COMMAND HOW TO#

Know how to use sudo and follow these best practices, and then you can relax and enjoy every bite of your sandwich. With the help of sudo you can easily execute commands as any another user, not just the root user! If sudo isn’t managed correctly, it’s almost worse than simply sharing root credentials, because it provides a false sense of security. Let’s look at some of the best practices for controlling system access with sudo while still allowing users to be productive. We need to popularize sudo by enforcing rather than encouraging users to use su to gain root privileges for performing administrative tasks. But there’s much more you need to know about sudo.

#PASSWORDLESS SUDO FOR SPECIFIC COMMAND CODE#

How to automatically extend windows virtual disk size.: How to Change Hostname on CentOS/RHEL – 7/8.How to shrink a qcow2 Windows VM image on Linux.WhatsApp Calls from International Numbers?.Also Read : Secure your Web Server - 50 Best Practices To Follow.Log every sudo activity to a seperate file Lock the path for binaries using secure_path directive in sudo Grant Sudo access to Groups rather than individual users Do not grant unlimited passwordless access to root privileges Do not grant ALL root privileges to a sudo user Do not allow unlimited access to users with sudo