SSH, or secure shell, is an encrypted protocol used to administer and communicate with servers. When working with a CentOS server, chances are you will spend most of your time in a terminal session connected to your server through SSH.
🟠 High ⏱ 15–60 min Last verified: 12 July 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4301-1 Related CVEs: CVE-2019-19053 CVE-2019-19056 CVE-2019-19058 CVE-2019-19059 CVE-2019-19066 CVE-2019-19068 CVE-2019-3016 CVE-2020-2732 +12 more Upstream summary: It was discovered that the KVM implementation in the Linux kernel, when paravirtual TLB flushes […]
Nginx uses to manage configurations for an individual site or domain. Server blocks allow one server to host multiple domains or interfaces by using a matching system. This is relevant to anyone looking to host more than one site off of a single VPS. In this guide, we will walk through how to set up Nginx server blocks on a CentOS 7 VPS.
How to Set Up Windows Server 2016 Extended Security Updates Windows Server 2016 reached its end of mainstream support in January 2022, and Microsoft has defined its end of extended support as January 12, 2027. When a Windows Server version reaches end of extended support, it no longer receives free security updates, leaving systems vulnerable […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2019:2280-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-9893 Upstream summary: libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able […]
This article will teach you how to set up CouchDB with ElasticSearch on an Ubuntu 13.10 VPS.
WordPress is a CMS that can be used to set up blogs and websites quickly and easily. In this guide, we’ll set up WordPress with Caddy. Caddy is a new web server quickly gaining popularity for its wide array of unique features, like HTTP/2 support and automatic TLS encryption with Let’s Encrypt, a popular free certificate provider.
Bacula is an open-source network backup solution that allows you create backups and perform data recovery of your computer systems. In this tutorial, we will show you how to install and configure the server components of Bacula on an Ubuntu 14.04 server.
ClickHouse is an open-source, column-oriented analytics database created by Yandex for OLAP and big data use cases. In this tutorial, you’ll install the ClickHouse database server and client on your machine. You’ll use the DBMS for typical tasks and optionally enable remote access from another server so that you’ll be able to connect to the database from another machine.
🟢 Low ⏱ 5–15 min Last verified: 12 July 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6371-1 Related CVEs: CVE-2020-22218 Upstream summary: It was discovered that libssh2 incorrectly handled memory access. An attacker could possibly use this issue to cause a crash. Table of contents Symptom […]
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