Security Hardening

How to Install Telegraf on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install Telegraf on SLES 15

Introduction This tutorial covers How to Install Telegraf 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. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh && […]

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FreeBSD 12 — named — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — named — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — Predictable query ids in named(8) Related CVEs: CVE-2007-0493 CVE-2007-0494 CVE-2007-2926 Upstream summary: Problem Description: When named(8) is operating as a recursive DNS server or sending NOTIFY requests to […]

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FreeBSD 12 — helvis — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — helvis — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: helvis — arbitrary file deletion problem Related CVEs: CVE-2005-0118 CVE-2005-0119 CVE-2005-0120 Upstream summary: The setuid root elvprsv utility, used to preserve recovery helvis files, can be abused by local users […]

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How to Configure Device Health Attestation on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Device Health Attestation on Windows Server 2016

How to Set Up Health Attestation Service on Windows Server 2016 Device Health Attestation (DHA) is a Windows Server 2016 feature that allows an organization to verify the security health of Windows 10 and Windows Server 2016 devices before granting them access to corporate resources. The Health Attestation Service works by communicating with the Trusted […]

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FreeBSD 12 — p5-Mail-SpamAssassin — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — p5-Mail-SpamAssassin — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p5-Mail-SpamAssassin — local user symlink-attack DoS vulnerability Related CVEs: CVE-2004-0796 CVE-2005-1266 CVE-2007-2873 Upstream summary: SpamAssassin website reports: A local user symlink-attack DoS vulnerability in SpamAssassin has been found, affecting versions […]

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Gentoo Linux — sys-apps/man-db — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-apps/man-db — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202310-08 Related CVEs: CVE-2018-25078 Upstream summary: A root privilege escalation through setuid executable and cron job has been discovered in man-db. Please review the CVE identifier referenced below for details. Table of […]

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Common Problems 118028

Ubuntu 18.04 LTS – swap exhaustion leads to OOM kills under peak load – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 12 June 2019 Affected versions: Ubuntu 18.04 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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FreeBSD 12 — php56-imap — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php56-imap — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php-imap — imap_open allows to run arbitrary shell commands via mailbox parameter Upstream summary: The PHP team reports: imap_open allows to run arbitrary shell commands via mailbox parameter. Table of […]

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How to Configure AIDE File Integrity Monitoring on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure AIDE File Integrity Monitoring on SLES 15

Introduction This tutorial covers How to Configure AIDE File Integrity Monitoring 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. Prerequisites Ensure your SLES 15 system is up to date: […]

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Common Problems 112910

Windows Server 2016 — Startup Repair loops continuously after patching — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 12 June 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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