Elasticsearch is a popular open source search server that is used for real-time distributed search and analysis of data. When used for anything other than development, Elasticsearch should be deployed across multiple servers as a cluster, for the best performance, stability, and scalability.
🟢 Low ⏱ 5–15 min Last verified: 18 January 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4395-1 Related CVEs: CVE-2020-10759 Upstream summary: Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware. Table of […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202012-21 Related CVEs: CVE-2020-8112 CVE-2020-6851 CVE-2020-27845 CVE-2020-27843 CVE-2020-27842 CVE-2020-27841 CVE-2020-27824 CVE-2020-27814 +2 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2.3.1-2. Fixed in: 2.4.0-1. Group: AVG-1339. Table of contents […]
🟠 High ⏱ 15–60 min Last verified: 18 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2019-0981 Related CVEs: CVE-2019-9636 CVE-2019-7548 CVE-2019-7164 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]
Caddy is a web server designed around simplicity and security that comes with a number of features that are useful for hosting websites. In this tutorial, you’ll build Caddy from source and use it to host a website secured with HTTPS.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201802-14 Related CVEs: CVE-2018-7409 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 2.3.4-1. Fixed in: 2.3.5-1. Group: AVG-627. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟠 High ⏱ 15–60 min Last verified: 18 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-2450 Related CVEs: CVE-2020-1108 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction How to Configure iSCSI Target and Initiator on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-5702 CVE-2014-4909 CVE-2018-5072 Upstream summary: Transmission through 2.92 relies on X-Transmission-Session-Id (which is not a forbidden header for Fetch) for access control, which allows remote […]
Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up install and configure bind9 dns server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]
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