O GitLab Community Edition é um provedor de repositório Git auto-hospedado com recursos adicionais para ajudar no gerenciamento de projetos e no desenvolvimento de software. Um dos recursos mais valiosos que o GitLab oferece é a ferramenta embutida de integração e entrega…
После создания нового сервера необходимо предпринять несколько шагов по его базовой настройке. Это повысит безопасность и удобство использования вашего сервера и заложит прочный фундамент для последующих действий. Для того, чтобы…
🟠 High ⏱ 5–30 min Last verified: 9 July 2019 Affected versions: Ubuntu 16.04 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 […]
Moodle is a popular web-based learning management system (LMS) that is free for anyone to install and use. With Moodle, you create and deliver learning resources such as courses, readings, and discussion boards to groups of learners. Moodle also allows you to manage user…
PyFilter aims to filter out all of the illegitimate login requests to your server and block them if too many are sent. In this tutorial, you’ll install and configure PyFilter to block SSH requests. Then you’ll install PyFilter as a service, and optionally configure cross-server ban syncing, a feature that lets multiple servers share the list of banned IP addresses, and enable PyFilter to record location data about an IP address. Finally, you’ll explore how to un-ban IP addresses.
Concourse CI is a modern, scalable continuous integration system designed to automate testing pipelines with a composable, declarative syntax. In this tutorial, we will demonstrate how to install Concourse CI on an Ubuntu 16.04 server. We will configure a PostgreSQL database to use as the backend, download and install the Concourse binaries, and then configure the web and worker processes that allow us to build and execute continuous integration pipelines.
🟠 High ⏱ 15–60 min Last verified: 8 July 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-3786-1 Related CVEs: CVE-2018-15853 CVE-2018-15854 CVE-2018-15855 CVE-2018-15856 CVE-2018-15857 CVE-2018-15858 CVE-2018-15859 CVE-2018-15861 +3 more Upstream summary: It was discovered that libxkbcommon incorrectly handled certain files. An attacker could possibly use this […]
Rancher is an open source, self-hosted, and complete platform to run and easily manage containers in production. Being a Docker image itself, a Rancher server will work on any Linux host where Docker is available. Some of the key features that…
🟢 Low ⏱ 5–15 min Last verified: 7 July 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5023-1 Related CVEs: CVE-2019-25051 CVE-2019-17544 Upstream summary: It was discovered that Aspell incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or cause a […]
🟡 Medium ⏱ 10–30 min Last verified: 3 July 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-3668-1 Related CVEs: CVE-2017-18233 CVE-2017-18234 CVE-2017-18236 CVE-2017-18238 CVE-2018-7728 CVE-2018-7729 CVE-2018-7730 CVE-2018-7731 Upstream summary: It was discovered that Exempi incorrectly handled certain media files. If a user or automated system were […]
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