Fail2ban is a service that can be run on your server to dynamically block clients that repeatedly fail to authenticate correctly with your services . This can help mitigate the affect of brute force attacks and illegitimate users of your services. In this guide, we’ll demonstrate how to install and configure fail2ban to protect SSH on an Ubuntu 20.04 server.
🟡 Medium ⏱ 10–30 min Last verified: 27 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7622-1 Related CVEs: CVE-2020-11023 CVE-2019-11358 CVE-2020-11022 CVE-2012-6708 Upstream summary: It was discovered that jQuery did not correctly handle HTML tags. An attacker could possibly use this issue to execute a […]
![Como Instalar o Nginx no Ubuntu 20.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-install-nginx-on-ubuntu-20-04-quickstart-pt-81958-featured.png "Como Instalar o Nginx no Ubuntu 20.04 [Quickstart] 3")
O Nginx é um dos servidores Web mais populares no mundo e é responsável por hospedar alguns dos sites de maior tráfego na Internet. Ele é mais amigável do que o Apache em termos de recursos na maioria dos casos e pode ser usado como um servidor Web ou como proxy…
MariaDB est un système de gestion de base de données open-source, couramment utilisé comme alternative à MySQL en tant que partie de la base de données de la populaire pile…
🟢 Low ⏱ 5–15 min Last verified: 25 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~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 […]
🟠 High ⏱ 15–60 min Last verified: 25 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4138-1 Related CVEs: CVE-2019-9854 CVE-2019-9850 CVE-2019-9851 CVE-2019-9852 CVE-2019-9848 CVE-2019-9849 CVE-2018-10119 CVE-2018-10120 +8 more Upstream summary: It was discovered that LibreOffice incorrectly handled embedded scripts in document files. If a user […]
Redis is an in-memory, key-value store known for its flexibility, performance, and wide language support. In this guide, we will demonstrate how to install and configure Redis on an Ubuntu 16.04 server. To complete this guide, you will need access to an…
🟡 Medium ⏱ 5–30 min Last verified: 23 April 2020 Affected versions: 16.04 📖 ~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 & Cross-Refs […]
🟠 High ⏱ 15–60 min Last verified: 23 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4682-1 Related CVEs: CVE-2020-35738 CVE-2019-1010315 CVE-2019-1010317 CVE-2019-1010318 CVE-2019-1010319 CVE-2019-11498 CVE-2018-19840 CVE-2018-19841 +5 more Upstream summary: It was discovered that WavPack incorrectly handled certain WAV files. An attacker could possibly use […]
🟡 Medium ⏱ 10–30 min Last verified: 23 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6356-1 Related CVEs: CVE-2020-12272 CVE-2020-12460 CVE-2019-16378 Upstream summary: Jianjun Chen, Vern Paxson and Jian Jiang discovered that OpenDMARC incorrectly handled certain inputs. If a user or an automated system were […]
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