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How kill another user process in Linux?
It is very easy to kill processes using the top command. First, search for the process that you want to kill and note the PID. Then, press k while top is running (this is case sensitive). It will prompt you to enter the PID of the process that you want to kill.
What KILL command does?
The kill command sends a signal (by default, the SIGTERM signal) to a running process. This default action normally stops processes. If you want to stop a process, specify the process ID (PID) in the ProcessID variable. A root user can stop any process with the kill command.
Is it possible to kill another user’s process using sudo?
Please note that when you are using sudo, you are in fact calling that command as root. Simply log out of the new user account (first logging out of the second dwayne session that you go to via su dwayne. That will get you back to your initial session, at which point you should be able to sudo userdel newuser without problems.
How to do privilege escalation using sudo rights?
For the privilege, escalation phase executes below command to view the sudo user list. The highlighted text is indicating that the user raaz can run asroot.sh as the root user. Therefore we got root access by running asroot.sh script. Execute below command for privilege escalation to view sudo user list.
What is the power of the sudo command?
We all know the power of sudo command, the word sudo represent Super User Do root privilege task. Sudoers file is that file where the users and groups with root privileges are stored to run some or all commands as root or another user. Take a look at the following image.
How to grant Sudo rights to root user?
As per sudo rights the root user can execute from ALL terminals, acting as ALL users: ALL group, and run ALL command. If you (root user) wish to grant sudo right to any particular user then type visudo command which will open the sudoers file for editing.