ubuntu

How To Secure MongoDB on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Secure MongoDB on Ubuntu 20.04

MongoDB doesn’t have authentication enabled by default, meaning that any user with access to the server where the database is installed can add and delete data without restriction. In order to secure this vulnerability, this tutorial will walk you through creating an administrative user and enabling authentication. You’ll then test to confirm that only this administrative user has access to the database.

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Установка веб-сервера Apache в Ubuntu 18.04. [Краткое руководство.] — step-by-step Linux tutorial on Progressive Robot

Установка веб-сервера Apache в Ubuntu 18.04. [Краткое руководство.]

HTTP-сервер Apache — самый широко используемый веб-сервер в мире. Он имеет множество мощных функций, включая динамически загружаемые модули, надежную поддержку различных медиа-форматов и интеграцию с другим популярным программным обеспечением. В этом обучающем модуле мы…

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Ubuntu 16.04 — plib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — plib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 November 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6353-1 Related CVEs: CVE-2021-38714 Upstream summary: Wooseok Kang discovered that PLIB did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted TGA […]

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Common Problems 117946

Ubuntu 18.04 LTS – DNS resolution fails with systemd-resolved stub issues – Fix & Prevention (FIX-PREVENTION-2)

🟠 High   ⏱ 5–30 min  Last verified: 23 November 2021 Affected versions: Ubuntu 18.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Comment installer Webmin sur Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Comment installer Webmin sur Ubuntu 20.04

Webmin est un panneau de contrôle web moderne qui vous permet d’administrer votre serveur Linux via une interface basée sur un navigateur. Avec Webmin, vous pouvez gérer les comptes d’utilisateurs, configurer les paramètres DNS et modifier les…

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How To Create a SSL Certificate on Apache for Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Create a SSL Certificate on Apache for Ubuntu 14.04

The Apache web server is the most popular way to serve content on the web. If you need to communicate with your site visitors over a secured connection, setting up a TLS or SSL certificate will enable you to encrypt traffic. In this guide, we’ll discuss how to create a self-signed SSL certificate on Ubuntu 14.04 and use it with Apache to encrypt traffic.

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Common Problems 119122

Ubuntu 14.04 LTS USB drive mounts read-only unexpectedly

🟢 Low   ⏱ 5–30 min  Last verified: 22 November 2021 Affected versions: 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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Ubuntu 18.04 — libnet-cidr-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libnet-cidr-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 November 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8110-1 Related CVEs: CVE-2021-4456 Upstream summary: Dave Rolsky discovered that Net-CIDR did not properly sanitize IP addresses. An attacker could possibly use this to bypass IP-based restrictions. Table of contents […]

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Ubuntu 20.04 — gnome-autoar — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gnome-autoar — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 November 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4937-2 Related CVEs: https://launchpad.net/bugs/1929304 CVE-2021-28650 https://launchpad.net/bugs/1917812 CVE-2020-36241 Upstream summary: USN-4937-1 fixed a vulnerability in GNOME Autoar. The update caused a regression when extracting certain archives. This update fixes the problem. […]

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Configuración Inicial del Servidor en Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Configuración Inicial del Servidor en Ubuntu 16.04

Cuando se crea un nuevo servidor de Ubuntu 16.04, hay algunos pasos de configuración que se deben tener desde el principio como parte de la configuración básica. Esto aumentará la seguridad y la usabilidad de su servidor y le dará una base sólida para las acciones…

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