🟡 Medium ⏱ 5–30 min Last verified: 12 January 2021 📖 ~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 […]
Introduction This tutorial covers How to Set Up a WordPress Site 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: […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.18.0-r0 📖 ~4 min read • Source: Alpine secdb entry — prometheus-blackbox-exporter 0.18.0-r0 Related CVEs: CVE-2020-16248 Upstream summary: Alpine community repository for vedge ships prometheus-blackbox-exporter 0.18.0-r0 which addresses CVE-2020-16248. Table of contents Symptom & Impact Environment […]
🟢 Low ⏱ 5–15 min Last verified: 12 January 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4482-1 Related CVEs: CVE-2020-24654 CVE-2020-16116 Upstream summary: Fabian Vogt discovered that Ark incorrectly handled symbolic links in tar archive files. An attacker could use this to construct a malicious tar […]
🟡 Medium ⏱ 15–45 min Last verified: 12 January 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read • Source: NVD CVE-2020-4578, IBM Support Bulletin CVE: CVE-2020-4578 NVD summary: IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure apache with mod_security on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Apache with mod_security on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
🟢 Low ⏱ 5–15 min Last verified: 12 January 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4521-1 Related CVEs: CVE-2020-13881 Upstream summary: It was discovered that pam_tacplus did not properly manage shared secrets if DEBUG loglevel and journald are used. A remote attacker could use this […]
🟡 Medium ⏱ 10–30 min Last verified: 12 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2024-12698 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 […]
Introduction How to Install and Configure Cassandra on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]
🟡 Medium ⏱ 10–30 min Last verified: 11 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1759 Related CVEs: CVE-2021-20196 CVE-2021-33285 CVE-2021-33286 CVE-2021-33287 CVE-2021-33289 CVE-2021-35266 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
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