Logging Monitoring

Windows Server 2019 — KB5037803 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5037803 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5037803 • MSRC update-guide entry Related CVEs: CVE-2024-29996 CVE-2024-30006 CVE-2024-30009 CVE-2024-30014 CVE-2024-30015 CVE-2024-30016 CVE-2024-30019 CVE-2024-30020  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Debian 12 — php-horde-groupware — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — php-horde-groupware — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-41066 Upstream summary: Horde Groupware v5.2.22 has a user enumeration vulnerability that allows an unauthenticated attacker to determine the existence of valid accounts on the system. To exploit […]

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Alpine Linux 3.19 — pdns-recursor — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — pdns-recursor — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 4.9.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pdns-recursor 4.9.5-r0 Related CVEs: CVE-2024-25583 CVE-2023-50387 CVE-2023-50868 CVE-2023-22617 CVE-2022-37428 CVE-2022-27227 CVE-2020-25829 CVE-2020-14196  +12 more Upstream summary: Alpine community repository for vv3.19 ships pdns-recursor 4.9.5-r0 which […]

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NetBSD 9.4 — mailman — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — mailman — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-42096 CVE-2021-42097 CVE-2021-44227 CVE-2025-43920 CVE-2010-3089 CVE-2011-0707 CVE-2016-6893 CVE-2016-7123  +8 more Upstream summary: pkgsrc audit-packages flagged mailman<2.1.35 for vulnerability class 'privilege-escalation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-42096 Table of contents Symptom & Impact Environment […]

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Ubuntu 18.04 — c-ares — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — c-ares — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 February 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6676-1 Related CVEs: CVE-2024-25629 CVE-2023-31130 CVE-2023-32067 CVE-2022-4904 CVE-2021-3672 Upstream summary: Vojtěch Vobr discovered that c-ares incorrectly handled user input from local configuration files. An attacker could possibly use this issue […]

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openSUSE Leap 15.6 — tomcat — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — tomcat — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14525-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-52316 CVE-2025-66614 CVE-2025-55752 CVE-2025-48989 CVE-2025-48988 CVE-2025-49125 CVE-2025-31650 CVE-2025-31651  +12 more Upstream summary: Unchecked Error Condition vulnerability in Apache Tomcat. If Tomcat is configured to […]

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Oracle Linux 8 — vsftpd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — vsftpd — vulnerability — patch and remediation guide (ELSA-2026-0608)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-0608 Related CVEs: CVE-2025-14242 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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openSUSE Leap 15.5 — ruby2.5-rubygem-actionpack — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — ruby2.5-rubygem-actionpack — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14479-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-47887 CVE-2023-28362 CVE-2020-8166 Upstream summary: Action Pack is a framework for handling and responding to web requests. Starting in version 4.0.0 and prior to […]

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Windows Server 2016 — KB5060118 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5060118 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5060118 • MSRC update-guide entry Related CVEs: CVE-2025-49735 CVE-2025-33071 CVE-2025-33070 CVE-2025-32712 CVE-2025-32713 CVE-2025-32714 CVE-2025-32715 CVE-2025-32716  +12 more Affected components: Windows Server 2016 (Server Core installation) Windows Server 2016 Microsoft summary: Use after […]

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Windows Server 2016 — KB5063948 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5063948 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5063948 • MSRC update-guide entry Related CVEs: CVE-2025-50177 CVE-2025-53766 CVE-2025-53778 CVE-2025-49743 CVE-2025-49762 CVE-2025-50154 CVE-2025-50156 CVE-2025-50158  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in Windows Message Queuing allows […]

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