🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202003-38 Related CVEs: CVE-2019-11037 Upstream summary: An out-of-bounds write vulnerability was discovered in the Imagick PHP extension. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]
How to Configure the Protected Users Security Group on Windows Server 2012 R2 The Protected Users security group is a new security principal introduced in Windows Server 2012 R2 that provides automatic, non-configurable credential protections for its members. Unlike standard security groups, membership in Protected Users triggers behavioral changes in both the client (Windows 8.1+) […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201705-24 Related CVEs: CVE-2017-7485 CVE-2019-10209 CVE-2019-10208 Upstream summary: Type: man-in-the-middle. Status: Fixed. Affected: 9.6.2-1. Fixed in: 9.6.3-1. Group: AVG-280. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
How to Set Up Windows Server 2016 Network Security Groups Network Security Groups (NSGs) in Windows Server 2016 SDN provide a layer of network access control that filters traffic to and from resources in a virtual network. Similar in concept to Azure NSGs, Windows Server 2016 NSGs are implemented as Access Control Lists (ACLs) managed […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201802-4 Related CVEs: CVE-2018-6791 Upstream summary: Type: arbitrary command execution. Status: Fixed. Affected: 5.11.5-2. Fixed in: 5.12.0-1. Group: AVG-607. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟢 Low ⏱ 5–15 min Last verified: 14 June 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-3958-1 Related CVEs: CVE-2019-9928 Upstream summary: It was discovered that GStreamer Base Plugins did not correctly handle certain malformed RTSP streams. If a user were tricked into opening a crafted […]
SSH is the primary remote administration interface for most RHEL 8 servers, making it a prime target for brute-force attacks and unauthorized access attempts. A default OpenSSH installation leaves several insecure options enabled that should be disabled immediately after provisioning. This guide walks through a comprehensive SSH hardening process covering configuration directives, host access controls, […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201803-21 Related CVEs: CVE-2018-5146 CVE-2017-14633 CVE-2017-14632 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 1.3.5-1. Fixed in: 1.3.6-1. Group: AVG-658. Table of contents Symptom & Impact Environment & Reproduction Root […]
🟡 Medium ⏱ 5–30 min Last verified: 13 June 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 […]
🟠 High ⏱ 5–30 min Last verified: 13 June 2019 Affected versions: Windows Server 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 […]
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