SSH или защищенная оболочка — это шифрованный протокол, используемый для администриования и связи с серверами. При работе с сервером Debian вы проведете больше всего времени в сеансах терминала с подключением к серверу через SSH. В этом обучающем модуле мы расскажем о настройке…
Like most other Linux distributions, CentOS 7 uses the netfilter framework inside the Linux kernel in order to access packets that flow through the network stack. This provides the necessary interface to inspect and manipulate packets in order to implement a firewall…
Une version antérieure de ce tutoriel a été écrite par Brennan Bearnes. MongoDB, également connu sous le nom de Mongo, est une base de données de documents open-source utilisée…
Learn to use Terraform, a very simple, yet powerful tool that allows you to write your stack as code. In this tutorial, you’ll deploy a Node.js app to the cloud provider and then explore how Terraform works so you can build your own configurations.
🟡 Medium ⏱ 10–30 min Last verified: 21 December 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-4751 Related CVEs: CVE-2019-10082 CVE-2018-17189 CVE-2020-1927 CVE-2019-10081 CVE-2019-10097 CVE-2019-10092 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
🟡 Medium ⏱ 5–30 min Last verified: 21 December 2020 Affected versions: Debian 9 📖 ~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 & […]
🟢 Low ⏱ 5–15 min Last verified: 21 December 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4718-1 Related CVEs: CVE-2020-27638 Upstream summary: It was discovered that fastd incorrectly handled certain packets. An attacker could possibly use this issue to cause a denial of service. Table of […]
Cuando crea por primera vez un nuevo servidor Ubuntu 20.04, debe realizar algunos pasos de configuración importantes como parte de la configuración básica. Estos pasos aumentarán la seguridad y utilidad de su servidor, y le brindará una base sólida para las siguientes…
🟠 High ⏱ 15–60 min Last verified: 21 December 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-0271 Related CVEs: CVE-2019-18408 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2022:2562-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-25657 Upstream summary: A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption […]
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