Package Management

How to Install Terraform on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Install Terraform on Windows Server 2012 R2

How to Install Terraform on Windows Server 2012 R2 Terraform is HashiCorp’s infrastructure-as-code tool that enables you to define, provision, and manage cloud and on-premises infrastructure using declarative configuration files. On Windows Server 2012 R2, Terraform runs as a standalone binary with no installation wizard or service required — you simply extract the executable and […]

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How to Install Nagios on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install Nagios on SLES 15

Introduction This tutorial covers How to Install Nagios 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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openSUSE Tumbleweed — libdmx1 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libdmx1 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2013:1103-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-1992 Upstream summary: Multiple integer overflows in X.org libdmx 1.1.2 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow […]

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FreeBSD 12 — py310-twisted — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py310-twisted — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-twisted — cookie and authorization headers are leaked when following cross-origin redirects Upstream summary: Twisted developers report: Cookie and Authorization headers are leaked when following cross-origin redirects in twited.web.client.RedirectAgent and […]

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FreeBSD 12 — sudosh — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — sudosh — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sudosh — buffer overflow Upstream summary: ISS reports: sudosh2 and sudosh3 are vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the replay() function. By persuading a […]

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How to Set Up a PPTP VPN Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up a PPTP VPN Server on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up set up a pptp vpn server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]

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FreeBSD 12 — kronolith — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — kronolith — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kronolith — arbitrary local file inclusion vulnerability Upstream summary: iDefense Labs reports: Remote exploitation of a design error in Horde's Kronolith could allow an authenticated web mail user to execute […]

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

FreeBSD 12 — firefox-ja — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mozilla — code execution via Quicktime media-link files Related CVEs: CVE-2006-4965 CVE-2006-6077 CVE-2007-0008 CVE-2007-0009 CVE-2007-0775 CVE-2007-0776 CVE-2007-0777 CVE-2007-0778  +11 more Upstream summary: The Mozilla Foundation reports a vulnerability within the […]

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Oracle Linux 8 — perl-File-Find-Rule — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — perl-File-Find-Rule — vulnerability — patch and remediation guide (ELSA-2025-9605)

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9605 Related CVEs: CVE-2011-10007 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 Set Up a VPN Server with StrongSwan IPsec on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a VPN Server with StrongSwan IPsec on RHEL 7

How to Set Up a VPN Server with StrongSwan IPsec on RHEL 7 A Virtual Private Network (VPN) allows remote users and branch offices to securely connect to your corporate network over the public internet. StrongSwan is a robust, open-source IPsec-based VPN solution that supports IKEv2, the modern and recommended key-exchange protocol for road-warrior configurations. […]

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