chris

FreeBSD 12 — rdesktop — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rdesktop — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rdesktop – critical – Remote Code Execution Related CVEs: CVE-2018-20174 CVE-2018-20175 CVE-2018-20176 CVE-2018-20177 CVE-2018-20178 CVE-2018-20179 CVE-2018-20180 CVE-2018-20181  +11 more Upstream summary: Fix memory corruption in process_bitmap_data – CVE-2018-8794 Fix remote […]

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Установка и настройка Nextcloud в Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Установка и настройка Nextcloud в Ubuntu 18.04

Nextcloud (ответвление проекта ownCloud) — напоминающий Dropbox файлообменный сервер для централизованного хранения персонального контента, в том числе документов и изображений. Отличие Nextcloud в том, что весь его функционал реализован с открытым…

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Alpine Linux edge — confuse — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — confuse — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.2.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — confuse 3.2.2-r0 Related CVEs: CVE-2018-14447 Upstream summary: Alpine main repository for vedge ships confuse 3.2.2-r0 which addresses CVE-2018-14447. Table of contents Symptom & Impact Environment […]

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How to Implement Network Segmentation on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Implement Network Segmentation on SLES 15

Introduction This tutorial covers How to Implement Network Segmentation on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh […]

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Debian 9 — apache2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — apache2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 August 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-15710 CVE-2017-3167 CVE-2017-9788 CVE-2017-9798 CVE-2018-17189 CVE-2019-9517 CVE-2019-10092 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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How to Get Started with FreeBSD — step-by-step Linux tutorial on Progressive Robot

How to Get Started with FreeBSD

FreeBSD is a secure, high performance operating system that is suitable for a variety of server roles. In this guide, we will cover some basic information about how to get started with a server running FreeBSD 11.2.

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A GraphQL SDL Reference — step-by-step DevOps tutorial on Progressive Robot

A GraphQL SDL Reference

Here’s a quick and dirty reference for the GraphQL Schema Definition Language (SDL), which gives us a succinct syntax to define your GraphQL schemas.

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How to Configure Security Compliance Baselines on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Security Compliance Baselines on Windows Server 2012 R2

How to Configure Security Compliance Baselines on Windows Server 2012 R2 Microsoft’s Security Compliance Toolkit (SCT) provides pre-built, tested Group Policy baselines for Windows Server 2012 R2 that align with both Microsoft’s own security recommendations and industry frameworks such as CIS and NIST. Rather than building a security baseline from scratch, the SCT gives you […]

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Common Problems 119160

Ubuntu 14.04 LTS repository 404 errors after end-of-life

🟡 Medium   ⏱ 5–30 min  Last verified: 18 August 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 & Cross-Refs References & Further […]

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