March 2023 - Page 47 of 72

Windows Server 2019 — KB5030271 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

• March 11, 2023
• Windows Server
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5030271 • MSRC update-guide entry Related CVEs: CVE-2023-38161 CVE-2023-38152 CVE-2023-38144 CVE-2023-38143 CVE-2023-38142 CVE-2023-38141 CVE-2023-38139 CVE-2023-36804  +2 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — libvirt security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-6409)

• March 11, 2023
• Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6409 Related CVEs: CVE-2023-3750 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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Ubuntu 16.04 LTS – network settings reset leaves server without persistent DNS – Fix & Prevention

• March 11, 2023
• Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 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 […]

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IBM AIX 7.2 — CVE-2022-22318 — vulnerability — patch and remediation guide

• March 11, 2023
• Tutorials
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🟡 Medium   ⏱ 15–45 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-22318, IBM Support Bulletin CVE: CVE-2022-22318 NVD summary: IBM Curam Social Program Management 8.0.0 and 8.0.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user […]

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Windows Server 2022 — SQL Server Named Pipes disabled by Server 2022 hardening GPO causing failures — Fix & Prevention

• March 11, 2023
• Tutorials
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🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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 […]

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Ubuntu 20.04 — ecdsautils — vulnerability — patch and remediation guide

• March 11, 2023
• Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6239-1 Related CVEs: CVE-2022-24884 Upstream summary: It was discovered that ECDSA Util did not properly verify certain signature values. An attacker could possibly use this issue to bypass signature verification. […]

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How to Configure PAM Authentication on IBM AIX 7.1

• March 11, 2023
• IBM AIX
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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 pam authentication on ibm aix 7.1 on IBM […]

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How to Set Up ClamAV Antivirus on Oracle Linux 9

• March 11, 2023
• Oracle Linux
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Introduction Setting up set up clamav antivirus on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up ClamAV Antivirus on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

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CentOS Stream 9 — opensc — multiple vulnerabilities (5 CVEs) — patch and remediation guide

• March 11, 2023
• Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:0966 Related CVEs: CVE-2023-5992 CVE-2023-40660 CVE-2023-40661 CVE-2023-4535 CVE-2023-2977 Upstream summary: The OpenSC set of libraries and utilities provides support for working with smart cards. OpenSC focuses on cards that support cryptographic […]

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Webinar Series: GitOps Tool Sets on Kubernetes with CircleCI and Argo CD

• March 11, 2023
• Kubernetes
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GitOps, as proposed by Weaverworks in a 2017 blog post, uses Git as a “single source of truth” for CI/CD processes, integrating code changes that happen in your Git repository. In this tutorial, you will run through a demonstration of two tools that you can use to set up your own cloud-based GitOps CI/CD system: The Continuous Integration tool CircleCI and Argo CD, a declarative Continuous Delivery tool.

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