Security Hardening

How to Configure SLES 15 in Google Cloud — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure SLES 15 in Google Cloud

Introduction This tutorial covers How to Configure SLES 15 in Google Cloud 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 […]

Read more
Common Problems 112514

Windows Server 2019 — AD trust password broken between domains causing cross-domain auth failures — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 6 August 2019 Affected versions: Windows Server 2019 📖 ~2 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 […]

Read more
FreeBSD 12 — cdrdao — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

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

🟢 Low   ⏱ 5–15 min  Last verified: 6 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: cdrdao — unspecified privilege escalation vulnerability Upstream summary: The developers of cdrdao report that there is a potential root exploit in the software. In order to be able to succesfully […]

Read more
How to Configure Kernel Tuning with vmo on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Kernel Tuning with vmo 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 configure kernel tuning with vmo on ibm aix 7.1 […]

Read more
How to Tune AIX for Oracle Database Performance on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Tune AIX for Oracle Database Performance on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to tune aix for oracle database performance on ibm aix […]

Read more
How to Install and Configure Nomad on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install and Configure Nomad on Debian 9

Introduction This guide explains how to Install and Configure Nomad on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install with the […]

Read more
FreeBSD 12 — libzrtpcpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libzrtpcpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libzrtpcpp — multiple security vulnerabilities Related CVEs: CVE-2013-2221 CVE-2013-2222 CVE-2013-2223 Upstream summary: Mark Dowd reports: Vulnerability 1. Remote Heap Overflow: If an attacker sends a packet larger than 1024 bytes […]

Read more
FreeBSD 12 — php4-dtc — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php4-dtc — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2004-0594 CVE-2004-0595 CVE-2004-1019 CVE-2004-1065 CVE-2005-0596 CVE-2006-4481 CVE-2006-4482 CVE-2006-4483  +12 more Upstream summary: The PHP development team reports: Security Enhancements and Fixes in PHP 5.2.2 […]

Read more
How to Set Up IBM HTTP Server on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Set Up IBM HTTP Server on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up ibm http server on ibm aix 7.2 […]

Read more
FreeBSD 12 — ruby24-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ruby24-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: RubyGems — multiple vulnerabilities Related CVEs: CVE-2017-0903 CVE-2019-8320 CVE-2019-8321 CVE-2019-8322 CVE-2019-8323 CVE-2019-8324 CVE-2019-8325 Upstream summary: RubyGems Security Advisories: CVE-2019-8320: Delete directory using symlink when decompressing tar CVE-2019-8321: Escape sequence injection […]

Read more
CHAT