Logging Monitoring

Oracle Linux 8 — gcc-toolset-14-gcc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gcc-toolset-14-gcc — vulnerability — patch and remediation guide (ELSA-2025-1338)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1338 Related CVEs: CVE-2020-11023 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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How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2016

Introduction Cross-forest trusts in Active Directory on Windows Server 2016 allow users in one AD forest to access resources in a completely separate forest, without merging the two domains. This is essential for mergers and acquisitions, partner organisation access, and multi-forest enterprise architectures. A two-way forest trust grants mutual access, while a one-way trust restricts […]

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How to Configure OpenVPN Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure openvpn server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the […]

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How to Configure Postfix Mail Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Postfix Mail Server on Debian 10

Introduction Deploying configure postfix mail server on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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Common Problems 113608

Windows Server 2012 R2 — WindowsUpdate.log conversion fails because ETW decoder cannot find symbols — Fix & Prevention

🟢 Low   ⏱ 5–30 min  Last verified: 25 January 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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FreeBSD 12 — openssl-beta — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openssl-beta — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openssl — potential SSL 2.0 rollback Related CVEs: CVE-2004-0079 CVE-2005-2969 Upstream summary: Vulnerability: Such applications are affected if they use the option SSL_OP_MSIE_SSLV2_RSA_PADDING. This option is implied by use of […]

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FreeBSD 12 — dk-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — dk-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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FreeBSD 12 — xpdf — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xpdf — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Xpdf — Multiple Vulnerabilities Related CVEs: CVE-2004-0888 CVE-2004-0889 CVE-2004-1125 CVE-2005-0064 CVE-2005-2097 CVE-2007-3387 CVE-2007-4352 CVE-2007-5392  +11 more Upstream summary: Xpdf 4.02 fixes two vulnerabilities. Both fixes have been backported to 3.04. […]

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