🟢 Low ⏱ 5–15 min Last verified: 8 November 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6792-1 Related CVEs: CVE-2021-23385 Upstream summary: Naom Moshe discovered that Flask-Security incorrectly validated URLs. An attacker could use this issue to redirect users to arbitrary URLs. Table of contents Symptom […]
Relationale Datenbank-Managementsysteme sind ein wichtiger Bestandteil zahlreicher Websites und Anwendungen. Sie stellen eine strukturierte Art und Weise zur Speicherung, Organisation und zum Zugriff auf Informationen bereit. PostgreSQL oder…
Configuration management systems are designed to make controlling large numbers of servers easy for administrators and operations teams. They allow you to control many different systems in an automated way from one central location. In this guide, we will discuss how to install Ansible on an Ubuntu 18.04 machine and go over some basics of how to use the software.
🟡 Medium ⏱ 10–30 min Last verified: 6 November 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5969-1 Related CVEs: CVE-2021-45909 CVE-2021-45910 CVE-2021-45911 Upstream summary: It was discovered that gif2apng contained multiple heap-base overflows. An attacker could potentially exploit this to cause a denial of service (system […]
🟠 High ⏱ 5–30 min Last verified: 5 November 2021 Affected versions: Ubuntu 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 […]
🔴 Critical ⏱ 5–30 min Last verified: 5 November 2021 Affected versions: Ubuntu 20.04 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 […]
This tutorial will show you how to redirect a www URL to non-www, e.g. `www.example.com` to `example.com`, with Apache on Ubuntu 14.04. We will also show you how to redirect in the other direction, from a non-www URL to www.
Hugo is a static site generator that allows you to easily create and publish web content by writing in simple markup languages. Hugo can parse your content files according to your specified configuration, apply a theme, and generate beautiful web pages that can easily be…
Let’s Encrypt est une autorité de certification (CA) qui fournit un moyen facile d’obtenir et d’installer des certificats TLS/SSL gratuits, permettant…
🟢 Low ⏱ 5–15 min Last verified: 3 November 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4897-1 Related CVEs: CVE-2021-27291 CVE-2021-20270 Upstream summary: Ben Caller discovered that Pygments incorrectly handled parsing certain files. If a user or automated system were tricked into parsing a specially crafted […]
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