11 Feb 2021
1 minutes read
Patched Sudo Privilege Escalation Vulnerability CVE-2021-3156
A rather nasty sudo vulnerability has been making news for a couple of weeks now, apparently most of Unix and Unix-like …
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03 Mar 2020
3 minutes read
NEVER Edit /Etc/Sudoers File Directly
Unix Tutorial But if you do have to edit /etc/sudoers, at least follow this advice to avoid locking yourself out.
14 Feb 2020
2 minutes read
Use Visudo to Check SUDO Config Syntax
syntax check with visudo -c I’m working on a longer post about editing sudoers with visudo or editing /etc/sudoers …
02 Sep 2019
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Sudo Meaning: What Does Sudo Mean?
sudo allows you to run a Unix command as a different user. Many beginner users are asking for meaning of the sudo …
02 Jul 2014
5 minutes read
FB4 How to Use SudoHow to Use Sudo
The visudo command is a safe and secure way of editing the /etc/sudoers file on UNIX and Linux systems. /etc/sudoers is …
13 Dec 2007
2 minutes read
Visudo Tutorial
Unix Tutorial visudo is a tool for safely updating the /etc/sudoers file, found in most Linux systems (Ubuntu for …
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