Security Hardening

Common Problems 112979

Windows Server 2016 – Container host cannot pull images behind TLS-inspecting proxy – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 September 2019 Affected versions: Windows Server 2016 📖 ~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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How to Install MariaDB on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install MariaDB on SLES 15

Introduction This tutorial covers How to Install MariaDB 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. Step 1 — Install MariaDB zypper install -y mariadb mariadb-server Step 2 — […]

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FreeBSD 12 — fcron — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — fcron — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fcron — multiple vulnerabilities Related CVEs: CVE-2004-1030 CVE-2004-1031 CVE-2004-1032 CVE-2004-1033 Upstream summary: An iDEFENSE Security Advisory states: Multiple vulnerabilities have been found in Fcron. File contents disclosure Configuration Bypass Vulnerability […]

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Common Problems 113622

Windows Server 2012 R2 Write Cache Policy Disabled Reducing Array Write Performance – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 September 2019 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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Common Problems 113505

Windows Server 2012 R2 — BGP route flapping between edge peers and RRAS gateway impacts WAN stability — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 September 2019 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 Configure PHP Session Handling on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure PHP Session Handling on SLES 12

Introduction This tutorial covers How to Configure PHP Session Handling on SLES 12 on SLES 12. SLES 12 (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 12 system is up to date: zypper […]

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openSUSE Tumbleweed — python-requests — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python-requests — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-FU-2022:0444-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-1829 CVE-2014-1830 Upstream summary: Requests (aka python-requests) before 2.3.0 allows remote servers to obtain a netrc password by reading the Authorization header in a redirected […]

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FreeBSD 12 — libXdmcp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libXdmcp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libXdmcp — insufficient entropy generating session keys Related CVEs: CVE-2017-2625 Upstream summary: The freedesktop and x.org project reports: It was discovered that libXdmcp before 1.1.3 used weak entropy to generate […]

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Common Problems 113117

Windows Server 2016 — Language pack install stays pending reboot after every restart cycle — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 7 September 2019 Affected versions: Windows Server 2016 📖 ~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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FreeBSD 12 — pear-XML_RPC — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — pear-XML_RPC — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pear-XML_RPC — remote PHP code injection vulnerability Related CVEs: CVE-2005-1921 CVE-2005-2498 Upstream summary: A Hardened-PHP Project Security Advisory reports: When the library parses XMLRPC requests/responses, it constructs a string of […]

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