IT, Cloud & DevOps Blog

How to Configure OpenSSH Server on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure OpenSSH Server on Windows Server 2019

OpenSSH Server on Windows Server 2019 Windows Server 2019 ships with OpenSSH as an optional Windows capability. Installing the OpenSSH Server component provides a native SSH daemon (sshd) that allows Linux administrators, developers, and automation tools to manage Windows servers using the same SSH workflow they use for Linux—including key-based authentication, SFTP file transfer, and […]

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Ubuntu 18.04 — kauth — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — kauth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 November 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6035-1 Related CVEs: CVE-2019-7443 Upstream summary: It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause […]

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Como Instalar o WordPress com LAMP no Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o WordPress com LAMP no Ubuntu 16.04

O WordPress é o CMS (sistema de gerenciamento de conteúdo) mais popular na internet. Ele lhe permite configurar facilmente blogs e websites flexíveis em cima de uma retaguarda MySQL com processamento PHP. O WordPress tem visto uma adoção incrível e é uma ótima opção para…

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How to Configure Nginx with ModSecurity WAF on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Nginx with ModSecurity WAF on RHEL 7

How to Configure Nginx with ModSecurity WAF on RHEL 7 While ModSecurity is most commonly associated with Apache, it also runs as a dynamic module for Nginx through the ModSecurity-nginx connector. On RHEL 7, the official Nginx packages do not ship with ModSecurity built in, so you have two practical paths: compile Nginx and ModSecurity […]

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Common Problems 119136

Ubuntu 14.04 LTS – rsyslog causes excessive disk I/O and latency – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 31 October 2019 Affected versions: Ubuntu 14.04 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 […]

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FreeBSD 12 — rubygem19-rack — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem19-rack — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Ruby Rack Gem — Multiple Issues Related CVEs: CVE-2013-0262 CVE-2013-0263 Upstream summary: Rack developers report: Today we are proud to announce the release of Rack 1.4.5. Fix CVE-2013-0263, timing attack […]

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