2019 - Page 414 of 527

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201810-1 Related CVEs: CVE-2018-12543 CVE-2017-9868 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.5.1-1. Fixed in: 1.5.3-1. Group: AVG-772. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Debian 9 — simplesamlphp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — simplesamlphp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 June 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-12867 CVE-2019-3465 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Install Zabbix on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Zabbix on RHEL 8

Zabbix is a mature, enterprise-grade open-source monitoring platform capable of tracking availability, performance, and log data for thousands of hosts from a single server. It ships with auto-discovery, customizable triggers, rich alerting integrations, and a polished web interface. Installing Zabbix 6.x on RHEL 8 takes roughly thirty minutes and gives you production-ready monitoring backed by […]

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Common Problems 121554

Debian 9 – cron jobs stop running due to anacron or timer overlap

🟡 Medium   ⏱ 5–30 min  Last verified: 6 June 2019 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 & […]

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Common Problems 117999

Ubuntu 18.04 LTS Failed to Fetch Repository Metadata

🟡 Medium   ⏱ 5–30 min  Last verified: 6 June 2019 Affected versions: 18.04 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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How to Install and Configure Routing and Remote Access (RRAS) on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Install and Configure Routing and Remote Access (RRAS) on Windows Server 2019

Introduction to Routing and Remote Access Service on Windows Server 2019 Routing and Remote Access Service (RRAS) is a built-in Windows Server 2019 feature that provides multi-protocol routing, remote access VPN, and site-to-site VPN connectivity. RRAS can function as a software router supporting RIP, OSPF (through third-party plugins), BGP, and static routes; as a dial-up […]

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Common Problems 112539

Windows Server 2019 — SMB signing mismatch causes slow file transfers — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 6 June 2019 Affected versions: Windows Server 2019 📖 ~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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How to Install Jenkins on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Install Jenkins on Windows Server 2012 R2

How to Install Jenkins on Windows Server 2012 R2 Jenkins is one of the most widely adopted open-source automation servers in the industry, enabling organizations to build, test, and deploy software with repeatable, auditable pipelines. On Windows Server 2012 R2, Jenkins runs as a Windows service on top of the Java Runtime Environment, integrating naturally […]

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Amazon Linux 2 — evince — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — evince — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2020-1511 Related CVEs: CVE-2019-14494 CVE-2019-11459 Upstream summary: A divide-by-zero error was found in the way Poppler handled certain PDF files. A remote attacker could exploit this flaw by providing a […]

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