🟢 Low ⏱ 5–15 min Last verified: 4 September 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4085-1 Related CVEs: CVE-2019-14452 Upstream summary: Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem. Table […]
In this tutorial, we’ll walk through the process of installing and configuring the latest version of pgAdmin onto an Ubuntu 18.04 server, accessing pgAdmin through a web browser, and connecting it to a PostgreSQL database on your server.
🟠 High ⏱ 5–30 min Last verified: 3 September 2019 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 […]
Learn how to securely set up a new Ubuntu server with user accounts, SSH keys, firewall rules, and basic hardening steps.
Varnish is an HTTP accelerator and a useful tool for speeding up a server, especially during a times when there is high traffic to a site. It works by redirecting visitors to static pages whenever possible and only drawing on the server itself if there is a need for an active process. This tutorial covers installing wordpress on a LEMP stack (with nginx instead of apache), and then installing varnish.
This tutorial walks you through the configuration of GeoIP with Piwik on an Ubuntu 12.04 VPS.
🟢 Low ⏱ 5–15 min Last verified: 2 September 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4669-1 Related CVEs: CVE-2019-12970 Upstream summary: It was discovered that a cross-site scripting (XSS) vulnerability in SquirrelMail allows remote attackers to use malicious script content from HTML e-mail to execute […]
首次新建 Ubuntu 18.04 服务器时，您应该在基本设置过程早期完成一些配置步骤。 这样将会增加服务器的安全性和可用性，并为后续操作打下坚实基础。 <$>[note] 注：以下指南展示如何手动完成有关新 Ubuntu 18.04 服务器的建议步骤。 通过手动执行此程序，可有助于学习一些基本的系统管理技能，并当作练习以全面了解要在服务器上执行的操作。…
Icinga is a flexible and powerful open-source monitoring system used to oversee the health of networked hosts and services. This tutorial will cover installing the Icinga core, its database backend, and the Icinga Web interface. Finally, we’ll set up email notification so you can receive alerts in your inbox when a service is misbehaving.
Ghost is a clean blogging platform that is focused on clear presentation and easy content creation. the cloud provider has a one-click Ghost installation image, which you can use to install Ghost on your VPS. In this guide, we will discuss how to edit themes and basic settings in Ghost.
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