Operations

Gentoo Linux — net-analyzer/net-snmp — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-analyzer/net-snmp — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • March 22, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202008-12 Related CVEs: CVE-2019-20892 CVE-2020-15861 CVE-2020-15862 CVE-2022-24805 CVE-2022-24806 CVE-2022-24807 CVE-2022-24808 CVE-2022-24809  +1 more Upstream summary: Multiple vulnerabilities have been discovered in Net-SNMP. Please review the CVE identifiers referenced below for details. Table […]

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Common Problems 112534

Windows Server 2019 — krbtgt password reset procedure required after suspected golden ticket exposure — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 22 March 2022 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 13 — snort — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — snort — vulnerability — patch and remediation guide

  • March 21, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: snort — DCE/RPC preprocessor vulnerability Related CVEs: CVE-2006-5276 Upstream summary: A IBM Internet Security Systems Protection Advisory reports: Snort is vulnerable to a stack-based buffer overflow as a result of […]

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How to Install Elasticsearch on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Elasticsearch on CentOS Stream 9

  • March 21, 2022
  • CentOS
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Introduction How to Install Elasticsearch on CentOS Stream 9 on CentOS Stream 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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FreeBSD 13 — ruby23-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby23-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • March 21, 2022
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: RubyGems — multiple vulnerabilities Related CVEs: CVE-2017-0903 CVE-2019-8320 CVE-2019-8321 CVE-2019-8322 CVE-2019-8323 CVE-2019-8324 CVE-2019-8325 Upstream summary: RubyGems Security Advisories: CVE-2019-8320: Delete directory using symlink when decompressing tar CVE-2019-8321: Escape sequence injection […]

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FreeBSD 13 — php55-mysql — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php55-mysql — vulnerability — patch and remediation guide

  • March 21, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — SSL Downgrade Related CVEs: CVE-2015-3152 Upstream summary: Duo Security reports: Researchers have identified a serious vulnerability in some versions of Oracle’s MySQL database product that allows an attacker […]

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FreeBSD 13 — nut — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — nut — vulnerability — patch and remediation guide

  • March 21, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nut — upsd can be remotely crashed Related CVEs: CVE-2012-2944 Upstream summary: Networkupstools project reports: NUT server (upsd), from versions 2.4.0 to 2.6.3, are exposed to crashes when receiving random […]

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Debian 11 — python-django-celery-results — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-django-celery-results — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-17495 Upstream summary: django-celery-results through 1.2.1 stores task results in the database. Among the data it stores are the variables passed into the tasks. The variables may contain […]

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AlmaLinux 8 — chkconfig — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — chkconfig — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4496 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — .NET 5.0 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 5.0 security and bugfix update (ELSA-2021-3819)

  • March 21, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 21 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3819 Related CVEs: CVE-2021-41355 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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