Troubleshooting

How to Manage Active Directory at Scale with PowerShell on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Manage Active Directory at Scale with PowerShell on Windows Server 2016

Introduction Managing Active Directory at scale on Windows Server 2016 demands PowerShell automation. The ActiveDirectory module lets you create hundreds of users, manage group membership, audit accounts, and generate compliance reports in seconds rather than hours of manual effort. Installing the ActiveDirectory Module Install RSAT tools to get the AD PowerShell module: Add-WindowsFeature RSAT-AD-PowerShell Import-Module […]

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openSUSE Tumbleweed — glusterfs — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — glusterfs — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0079-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1088 CVE-2018-10904 CVE-2018-10927 CVE-2018-10928 CVE-2018-10911 CVE-2018-10914 CVE-2018-10924 CVE-2018-10930 Upstream summary: A privilege escalation flaw was found in gluster 3.x snapshot scheduler. Any gluster client allowed […]

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Debian 9 — chromium — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — chromium — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 November 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-17481 CVE-2019-5786 CVE-2019-5787 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 Apache mod_proxy as a Reverse Proxy on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Apache mod_proxy as a Reverse Proxy on RHEL 7

How to Configure Apache mod_proxy as a Reverse Proxy on RHEL 7 Apache’s mod_proxy module transforms your existing Apache web server into a fully capable reverse proxy without requiring any additional software. On RHEL 7, Apache is the default web server and is frequently already running for other purposes. Rather than installing a second web […]

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Common Problems 112444

Windows Server 2019 — SID history conflict blocks access to resources after domain migration — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 26 November 2019 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 — fractorama — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — fractorama — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 26 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

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How to Use Podman Compose on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Use Podman Compose on SLES 12

Introduction This tutorial covers How to Use Podman Compose 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. Step 1 — Install Podman zypper install -y podman Step 2 — […]

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openSUSE Tumbleweed — python36-python-engineio — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-python-engineio — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:2267-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-13611 Upstream summary: An issue was discovered in python-engineio through 3.8.2. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket […]

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FreeBSD 12 — xfce4-panel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xfce4-panel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xfce — multiple vulnerabilities Related CVEs: CVE-2007-6531 CVE-2007-6532 Upstream summary: Gentoo reports: A remote attacker could entice a user to install a specially crafted "rc" file to execute arbitrary code […]

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FreeBSD 12 — ap24-mod_perl — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ap24-mod_perl — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_perl2 — execute arbitrary Perl code Upstream summary: mod_perl2 2.0.11 fixes Arbitrary Perl code execution in the context of the user account via a user-owned .htaccess. mod_perl 2.0 through 2.0.10 […]

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