🟠 High ⏱ 15–60 min Last verified: 13 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2025-3026 Related CVEs: CVE-2023-52922 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟠 High ⏱ 15–60 min Last verified: 12 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-12874 Related CVEs: CVE-2023-20588 CVE-2023-5090 CVE-2023-20569 CVE-2023-42753 CVE-2023-22024 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]
🟠 High ⏱ 15–60 min Last verified: 12 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-12413 Related CVEs: CVE-2023-32233 CVE-2023-30456 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
Pluggable Authentication Modules (PAM) is the authentication framework at the heart of every RHEL 8 login, password change, and session management operation. PAM allows system administrators to configure authentication policies without modifying individual applications — by editing stack files in /etc/pam.d/, you can enforce account lockout after failed attempts, require strong passwords, limit resource usage, […]
🟠 High ⏱ 5–30 min Last verified: 10 June 2023 Affected versions: Windows Server 2022 📖 ~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 […]
Why IIS Security Hardening Matters A default IIS installation on Windows Server 2022 is functional but not fully hardened. Out of the box, IIS reveals version information in response headers, serves directory listings for unconfigured virtual directories, may support legacy TLS versions, and lacks the HTTP security headers that modern browsers rely on to prevent […]
How to Install Ansible and Manage Windows Servers with Ansible on Windows Server 2022 Ansible is an agentless automation platform that uses SSH for Linux and WinRM for Windows to execute configuration management tasks, application deployments, and orchestrated workflows across infrastructure. Unlike agent-based tools, Windows servers do not require any Ansible software installed — only […]
🔴 Critical ⏱ 5–30 min Last verified: 9 June 2023 Affected versions: Ubuntu 20.04 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 […]
🟠 High ⏱ 15–60 min Last verified: 9 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-12858 Related CVEs: CVE-2023-20588 CVE-2023-22024 CVE-2023-42753 CVE-2023-6546 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]
PHP-FPM (FastCGI Process Manager) is the recommended interface between Nginx and PHP on RHEL 8, replacing the older mod_php approach with a more flexible and performant process pool model. Rather than embedding PHP inside the web server, PHP-FPM runs as a separate systemd-managed service that Nginx communicates with over a Unix socket, isolating the two […]
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