Logging Monitoring

Debian 11 — epiphany-browser — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — epiphany-browser — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • December 18, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 18 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0238 CVE-2007-1084 CVE-2008-5985 CVE-2010-3312 CVE-2014-3566 CVE-2017-1000025 CVE-2018-11396 CVE-2018-12016  +8 more Upstream summary: The International Domain Name (IDN) support in Epiphany allows remote attackers to spoof domain names using […]

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Common Problems 111779

Windows Server 2022 — Print Spooler Service Crashes in Loop on Multi-Function Driver Update — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 December 2022 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Quick Checks Deep Diagnosis Primary Fix Verification Prevention & Hardening Symptom & Impact The Print Spooler service terminates repeatedly after a vendor driver update, stopping all print queues. Departments […]

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Debian 11 — chmlib — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — chmlib — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • December 18, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 18 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2659 CVE-2005-2930 CVE-2005-3318 CVE-2006-3178 CVE-2007-0619 Upstream summary: Buffer overflow in the LZX decompression in CHM Lib (chmlib) 0.35, as used in products such as KchmViewer, has unknown impact […]

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Ubuntu 20.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • December 18, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 18 December 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6067-1 Related CVEs: CVE-2021-20267 CVE-2021-38598 CVE-2021-40085 CVE-2021-40797 CVE-2022-3277 Upstream summary: David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this […]

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Ubuntu 20.04 — jupyter-core — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — jupyter-core — vulnerability — patch and remediation guide

  • December 18, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 18 December 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6153-1 Related CVEs: CVE-2022-39286 Upstream summary: It was discovered that Jupyter Core executed untrusted files in the current working directory. An attacker could possibly use this issue to execute arbitrary […]

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Oracle Linux 8 — python3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3 — vulnerability — patch and remediation guide (ELSA-2022-6457)

  • December 18, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 18 December 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6457 Related CVEs: CVE-2022-0391 CVE-2015-20107 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 Split Tunneling for VPN on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Split Tunneling for VPN on Windows Server 2022

Introduction to Active Directory Backup and Restore Active Directory is the backbone of most Windows enterprise environments. Losing an AD domain controller without a reliable backup can mean hours or days of downtime, potential data loss, and significant security exposure. Windows Server 2022 provides robust tools for backing up and restoring AD, including the Windows […]

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Common Problems 115486

RHEL 7 SELinux Context Drift After rsync Deployment

  • December 17, 2022
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 17 December 2022 Affected versions: RHEL 7 📖 ~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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Common Problems 111865

Windows Server 2022 DHCP Reservations Ignored for Known Devices – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 17 December 2022 Affected versions: Windows Server 2022 📖 ~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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IBM AIX 7.3 — CVE-1999-1079 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-1079 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 17 December 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-1079, IBM Support Bulletin CVE: CVE-1999-1079 NVD summary: Vulnerability in ptrace in AIX 4.3 allows local users to gain privileges by attaching to a setgid program. References: marc.info/?l=bugtraq&m=92601792420088&w=2   marc.info/?l=bugtraq&m=93587956513233&w=2   www-1.ibm.com/servlet/support/manager?rs=0&rt=0& […]

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