Logging Monitoring

How to Boot into Maintenance Mode on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Boot into Maintenance Mode on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to boot into maintenance mode on ibm aix 7.1 on […]

Read more
Alpine Linux edge — libvterm — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.1.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libvterm 0.1.4-r0 Related CVEs: CVE-2018-20786 Upstream summary: Alpine community repository for vedge ships libvterm 0.1.4-r0 which addresses CVE-2018-20786. Table of contents Symptom & Impact Environment […]

Read more
How to Configure Server Core on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Server Core on Windows Server 2012 R2

How to Configure Server Core on Windows Server 2012 R2 Server Core is a minimal installation option for Windows Server 2012 R2 that installs only the essential Windows components needed to support server roles, excluding the full desktop shell, Windows Explorer, Internet Explorer, and most GUI management tools. The result is a significantly reduced attack […]

Read more
Debian 9 — php-horde-form — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — php-horde-form — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 January 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-9858 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Ubuntu 18.04 — uwsgi — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — uwsgi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 January 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5054-1 Related CVEs: CVE-2020-11984 Upstream summary: Felix Wilhelm discovered a buffer overflow flaw in the mod_proxy_uwsgi module. An attacker could use this vulnerability to provoke an information disclosure or potentially […]

Read more
How to Install Terraform on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Terraform on RHEL 8

Terraform by HashiCorp is the industry-standard tool for provisioning and managing infrastructure as code (IaC) across cloud providers, on-premises platforms, and SaaS APIs. On RHEL 8 you can install Terraform directly from the official HashiCorp RPM repository, keeping it up to date through the standard dnf package manager. This tutorial walks through adding the HashiCorp […]

Read more
openSUSE Tumbleweed — dosbox — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — dosbox — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:1905-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12594 CVE-2019-7165 Upstream summary: DOSBox 0.74-2 has Incorrect Access Control. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
Ubuntu 16.04 — python-rsa — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-rsa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 January 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4478-2 Related CVEs: CVE-2020-13757 Upstream summary: USN-4478-1 fixed a vulnerability in Python-RSA. This update provides the corresponding update for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. Original […]

Read more
How to Set Up Jaeger Distributed Tracing on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Jaeger Distributed Tracing on Debian 10

Introduction Deploying set up jaeger distributed tracing on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

Read more
openSUSE Tumbleweed — otrs — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — otrs — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2012-2582 CVE-2012-4600 CVE-2012-4751 CVE-2013-2625 CVE-2013-2637 CVE-2013-3551 CVE-2013-4088 CVE-2013-4717  +6 more Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in Open Ticket Request System (OTRS) Help Desk […]

Read more
CHAT