April 2021 - Page 46 of 66

How to Configure Windows Server 2016 for SAML SSO Integration — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Windows Server 2016 for SAML SSO Integration

Introduction Active Directory Federation Services (AD FS) on Windows Server 2016 enables SAML 2.0-based Single Sign-On, allowing users to authenticate once against on-premises Active Directory and access cloud and partner applications without re-entering credentials. This guide covers configuring AD FS for SAML-based SSO integration. Installing AD FS Install the AD FS role and create a […]

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Arch Linux — dhcp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — dhcp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202106-10 Related CVEs: CVE-2021-25217 CVE-2018-5733 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 4.4.2-2. Fixed in: 4.4.2.P1-1. Group: AVG-2004. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Install MongoDB on Linux — step-by-step Linux tutorial on Progressive Robot

Install MongoDB on Linux

URL: https://www.progressiverobot.com/install-mongodb-linux/ Sometime back I wrote a post on how to [install MongoDB on Mac OS X](/community/tutorials/install-mongodb-mac). However most of the development usually happens on Unix/Linux machines. So today we will look into how to install MongoDB on linux system. Install MongoDB on Linux !install mongodb on linux Current version of MongoDB is 3.4.7 and […]

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How to Configure Dovecot IMAP Server on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Dovecot IMAP Server on RHEL 10

Introduction How to Configure Dovecot IMAP Server on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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IBM AIX 7.1 — CVE-2021-39085 — sql injection — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-39085 — sql injection — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-39085, IBM Support Bulletin CVE: CVE-2021-39085 NVD summary: IBM Sterling B2B Integrator Standard Edition 6.0.0.0 through 6.0.3.5, 6.1.0.0 through 6.1.0.4, and 6.1.1.0 through 6.1.1.1 is vulnerable to SQL injection. A remote attacker […]

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How To Use Variables in Ansible Playbooks — step-by-step Devops tutorial on Progressive Robot

How To Use Variables in Ansible Playbooks

Ansible supports the use of variables to better customize the execution of tasks and playbooks. This way, it’s possible to use the same playbook with different targets and environments. Variables can come from different sources, such as the playbook file itself or external variable files that are imported in the playbook. Learn more about Ansible variables in this short guide.

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Ubuntu 14.04 — wkhtmltopdf — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — wkhtmltopdf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6232-1 Related CVEs: CVE-2020-21365 Upstream summary: It was discovered that wkhtmltopdf was not properly enforcing the same-origin policy when processing certain HTML files. If a user or automated system using […]

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Installieren von Node.js unter Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Installieren von Node.js unter Ubuntu 20.04

Node.js ist eine JavaScript-Laufzeitumgebung für serverseitige Programmierung. Sie ermöglicht Entwicklern die Erstellung von skalierbaren Backend-Funktionen mit JavaScript, einer Sprache, die viele aus der Browser-basierten Webentwicklung bereits…

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SLES 12 — perl-DBI — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — perl-DBI — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:14510-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-7490 CVE-2019-20919 CVE-2020-14392 CVE-2020-14393 CVE-2014-10401 CVE-2014-10402 Upstream summary: An issue was discovered in the DBI module before 1.632 for Perl. Using many arguments to methods […]

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