Security Hardening

How to Install Helm Package Manager for Kubernetes on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Helm Package Manager for Kubernetes on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up install helm package manager for kubernetes 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 […]

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Common Problems 112563

Windows Server 2019 — Affinity mode mismatch causes session stickiness failures for stateful applications — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 23 February 2020 Affected versions: Windows Server 2019 📖 ~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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FreeBSD 12 — a2ps-letterdj — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — a2ps-letterdj — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: a2ps — insecure temporary file creation Related CVEs: CVE-2004-1170 CVE-2004-1377 Upstream summary: A Secunia Security Advisory reports that Javier Fernández-Sanguino Peña has found temporary file creation vulnerabilities in the fixps […]

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FreeBSD 12 — mariadb55-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb55-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Vulnerability in C API Related CVEs: CVE-2015-3152 CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836  +12 more Upstream summary: MariaDB reports: Difficult to exploit vulnerability allows unauthenticated attacker with […]

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FreeBSD 12 — otrs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — otrs — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: OTRS — Multiple vulnerabilities Related CVEs: CVE-2010-0438 CVE-2010-2080 CVE-2010-4071 CVE-2011-1518 CVE-2011-2746 CVE-2012-2582 CVE-2012-4600 CVE-2012-4751  +12 more Upstream summary: OTRS reports: An attacker who is logged into OTRS as an agent […]

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Common Problems 119113

Ubuntu 14.04 LTS locale warnings in shell and scripts

🟡 Medium   ⏱ 5–30 min  Last verified: 22 February 2020 📖 ~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 […]

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How to Install Icinga2 on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Icinga2 on Debian 10

Introduction This guide explains how to Install Icinga2 on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard repositories […]

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Common Problems 113569

Windows Server 2012 R2 – SMB share and NTFS permission collision causing read-only mounts – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 22 February 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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Amazon Linux 2 — autotrace — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — autotrace — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-1929 Related CVEs: CVE-2016-7392 CVE-2017-9182 CVE-2019-19004 CVE-2019-19005 Upstream summary: Heap-based buffer overflow in the pstoedit_suffix_table_init function in output-pstoedit.c in AutoTrace 0.31.1 allows remote attackers to cause a denial of service […]

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IBM AIX 7.2 — CVE-2020-4406 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4406 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 22 February 2020 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4406, IBM Support Bulletin CVE: CVE-2020-4406 NVD summary: IBM Spectrum Protect Client 8.1.7.0 through 8.1.9.1 (Linux and Windows), 8.1.9.0 trough 8.1.9.1 (AIX) and IBM Spectrum Protect for Space Management 8.1.7.0 through 8.1.9.1 […]

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