September 2020 - Page 64 of 66

How To Set Up an SSL Tunnel Using Stunnel on Ubuntu — step-by-step Linux tutorial on Progressive Robot

How To Set Up an SSL Tunnel Using Stunnel on Ubuntu

The Stunnel program is designed to work as an SSL encryption wrapper between remote client and local (inetd-startable) or remote server. It can be used to add SSL functionality to commonly used inetd daemons like POP2, POP3, and IMAP servers without any changes in the program’s code. What Stunnel basically does is that it turns any insecure TCP port into a secure encrypted port using OpenSSL package for cryptography.

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Ubuntu 16.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5389-1 Related CVEs: CVE-2017-7960 CVE-2017-8834 CVE-2017-8871 CVE-2020-12825 Upstream summary: It was discovered that Libcroco was incorrectly accessing data structures when reading bytes from memory, which could cause a heap buffer […]

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How To Install WordPress with OpenLiteSpeed on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Install WordPress with OpenLiteSpeed on CentOS 7

WordPress is currently the most popular content management system (CMS) in the world. It allows you to easily set up flexible blogs and websites on top of a database backend, using PHP to execute scripts and process dynamic content. WordPress has a large online community for…

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Oracle Linux 8 — compat-exiv2-026 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — compat-exiv2-026 — vulnerability — patch and remediation guide (ELSA-2022-1797)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1797 Related CVEs: CVE-2020-18898 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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

How to Configure Windows Server 2019 for Containers

Introduction to Windows Server 2019 Containers Windows Server 2019 includes native support for containerization, enabling organizations to run applications in isolated, lightweight environments called containers. Unlike virtual machines, containers share the host OS kernel but maintain isolation through namespaces and resource controls. Windows Server 2019 supports two container isolation types: process isolation and Hyper-V isolation. […]

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Common Problems 119042

Ubuntu 14.04 LTS MySQL service fails to start after crash

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 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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Alpine Linux edge — perl-app-cpanminus — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — perl-app-cpanminus — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.7045-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-app-cpanminus 1.7045-r0 Related CVEs: CVE-2020-16154 Upstream summary: Alpine community repository for vedge ships perl-app-cpanminus 1.7045-r0 which addresses CVE-2020-16154. Table of contents Symptom & Impact Environment […]

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