https://lead-devops.blackdevhub.online/en/tags/sudo/Recent content in Sudo on Lead DevOpsHugoen-USFri, 18 Sep 2026 00:00:00 +0000https://lead-devops.blackdevhub.online/en/posts/sudoers-nopasswd-bez-dyr/Fri, 18 Sep 2026 00:00:00 +0000https://lead-devops.blackdevhub.online/en/posts/sudoers-nopasswd-bez-dyr/<p>Unrestricted <code>NOPASSWD</code> in sudoers is a misconfiguration that grants root access without a password, turning any user script or library vulnerability into a full system compromise. The correct approach limits <code>NOPASSWD</code> to specific commands only.</p> <h2 id="why-nopasswd--all-is-a-hole-not-a-solution">Why NOPASSWD + ALL Is a Hole, Not a Solution </h2> <p><code>%admin ALL=(ALL) NOPASSWD: ALL</code> — the most common sudoers error. The user receives unlimited root access without a password. Any script, any utility, any vulnerability in the user&rsquo;s environment becomes a direct path to full machine control. <code>NOPASSWD</code> without command restrictions is not convenience; it is a backdoor in plain sight.</p>