Logging Monitoring

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-10081)

  • February 18, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 18 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-10081 Related CVEs: CVE-2022-2602 CVE-2022-3565 CVE-2022-4378 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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How to Configure IIS SSL/TLS on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure IIS SSL/TLS on Windows Server 2022

How to Set Up SQL Server Replication on Windows Server 2022 SQL Server Replication is a technology that copies and distributes data and database objects from one database to another, then synchronizes between databases to maintain consistency. On Windows Server 2022, SQL Server replication is frequently used for distributing read workloads, offloading reporting queries, and […]

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IBM AIX 7.3 — CVE-1999-0851 — denial of service — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0851 — denial of service — patch and remediation guide

🟢 Low   ⏱ 10–30 min  Last verified: 17 February 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0851, IBM PSIRT advisory page CVE: CVE-1999-0851 NVD summary: Denial of service in BIND named via naptr. References: ftp://ftp.caldera.com/pub/security/OpenLinux/CSS   sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=col   www.securityfocus.com/bid/788 Table of contents Symptom & Impact Environment & Reproduction […]

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Common Problems 124547

Oracle Linux 9 – Common Problem 009 – Diagnosis and Fix

  • February 17, 2023
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 17 February 2023 Affected versions: Oracle Linux 9 📖 ~3 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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FreeBSD 13 — py39-OWSLib — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-OWSLib — vulnerability — patch and remediation guide

  • February 17, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 17 February 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-OWSLib — arbitrary file read vulnerability Related CVEs: CVE-2023-27476 Upstream summary: Jorge Rosillo reports: OWSLib's XML parser (which supports both `lxml` and `xml.etree`) does not disable entity resolution for `lxml`, […]

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FreeBSD 13 — py38-wagtail — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py38-wagtail — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • February 17, 2023
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 February 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-wagtail — stored XSS vulnerability Related CVEs: CVE-2020-11001 CVE-2020-11037 CVE-2020-15118 CVE-2023-28836 CVE-2023-28837 Upstream summary: A stored cross-site scripting (XSS) vulnerability exists on ModelAdmin views within the Wagtail admin interface. A […]

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Common Problems 113610

Windows Server 2012 R2 — OU permissions inheritance blocked: delegated admins cannot manage child OUs — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 February 2023 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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How to Set Up a Multi-Node Kubernetes Cluster on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up a Multi-Node Kubernetes Cluster on Oracle Linux 9

Introduction This tutorial demonstrates how to Set Up a Multi-Node Kubernetes Cluster on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system […]

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Debian 11 — gerbv — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gerbv — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • February 17, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40391 CVE-2021-40393 CVE-2021-40394 CVE-2021-40400 CVE-2021-40401 CVE-2021-40402 CVE-2021-40403 CVE-2023-4508 Upstream summary: An out-of-bounds write vulnerability exists in the drill format T-code tool number functionality of Gerbv 2.7.0, dev (commit […]

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