chris

Common Problems 113008

Windows Server 2016 – iSCSI initiator driver sessions fail to reconnect – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 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 Configure Tenant Virtual Networks on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Tenant Virtual Networks on Windows Server 2016

How to Configure Windows Server 2016 Tenant Virtual Networks Tenant virtual networks in Windows Server 2016 are software-defined network constructs managed by the SDN Network Controller. They provide isolated, routable network environments for individual tenants or business units, enabling multiple parties to share the same physical infrastructure without interference. Each tenant virtual network has its […]

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SLES 15 — yast2-security — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — yast2-security — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 September 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-3700 Upstream summary: yast2-security didn't use secure defaults to protect passwords. This became a problem on 2019-10-07 when configuration files that set secure settings were […]

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SLES 15 — perl-HTML-Parser — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — perl-HTML-Parser — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 September 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2009:020 (see also SUSE bugzilla) Related CVEs: CVE-2009-3627 Upstream summary: The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an […]

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How to Configure SNMP with net-snmp on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure SNMP with net-snmp on RHEL 7

How to Configure SNMP with net-snmp on RHEL 7 Simple Network Management Protocol (SNMP) is the industry standard for monitoring network devices, servers, and applications. Whether you use Nagios, Zabbix, Cacti, LibreNMS, or a commercial NMS, SNMP is the universal query language they all speak. RHEL 7 ships the mature net-snmp suite, which includes the […]

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Arch Linux — bitcoin-qt — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — bitcoin-qt — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201809-1 Related CVEs: CVE-2018-17144 Upstream summary: Type: denial of service. Status: Fixed. Affected: 0.16.2-2. Fixed in: 0.16.3-1. Group: AVG-766. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — rubygem-sanitize — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-sanitize — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Sanitize — XSS vulnerability Related CVEs: CVE-2018-3740 Upstream summary: Sanitize release: Fixed an HTML injection vulnerability that could allow XSS. When Sanitize <= 4.6.2 is used in combination with libxml2 […]

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How to Set Up Privileged Access Workstations on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Privileged Access Workstations on Windows Server 2012 R2

How to Set Up Privileged Access Workstations on Windows Server 2012 R2 Privileged Access Workstations (PAWs) are dedicated, hardened workstations used exclusively for administrative tasks, isolating high-privilege credentials from the threats present on general-purpose workstations used for email, web browsing, and productivity applications. The PAW model is a critical defense against credential theft attacks, where […]

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