Operations

Ubuntu 20.04 — node-minimatch — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-minimatch — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 November 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6086-1 Related CVEs: CVE-2022-3517 Upstream summary: It was discovered that minimatch incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]

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How to Automate Windows Server Provisioning with PowerShell and Terraform on Windows Server 2022 — Windows Server 2022 tutorial on Progressive Robot

How to Automate Windows Server Provisioning with PowerShell and Terraform on Windows Server 2022

Infrastructure as Code for Windows Server Environments Infrastructure as Code (IaC) treats server provisioning configuration the same way software engineers treat application code: version-controlled, peer-reviewed, and automatically tested. For Windows Server 2022 environments, combining Terraform for VM lifecycle management with PowerShell DSC for OS configuration creates a complete, repeatable provisioning pipeline. Changes to infrastructure are […]

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IBM AIX 7.2 — CVE-2022-43917 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2022-43917 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 17 November 2022 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-43917, IBM Support Bulletin CVE: CVE-2022-43917 NVD summary: IBM WebSphere Application Server 8.5 and 9.0 traditional container uses weaker than expected cryptographic keys that could allow an attacker to decrypt sensitive information. […]

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Common Problems 116990

Ubuntu 22.04 LTS SSH Login Slow Due to Reverse DNS Timeouts

🟡 Medium   ⏱ 5–30 min  Last verified: 17 November 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 & Cross-Refs References & Further […]

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How to Configure DNSSEC on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure DNSSEC on RHEL 9

DNSSEC (DNS Security Extensions) adds cryptographic signatures to DNS records, protecting against cache poisoning and DNS spoofing attacks where an attacker forges DNS responses to redirect users to malicious sites. On RHEL 9, BIND9 is the standard DNS server and includes full DNSSEC support out of the box. This tutorial walks through enabling DNSSEC validation, […]

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IBM AIX 7.3 — CVE-2016-8967 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2016-8967 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 17 November 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2016-8967, IBM Support Bulletin CVE: CVE-2016-8967 NVD summary: IBM BigFix Inventory v9 9.2 stores user credentials in plain in clear text which can be read by a local user. References: www.ibm.com/support/docview.wss?uid=swg21995019   […]

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IBM AIX 7.2 — CVE-2022-22317 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2022-22317 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 17 November 2022 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-22317, IBM Support Bulletin CVE: CVE-2022-22317 NVD summary: IBM Curam Social Program Management 8.0.0 and 8.0.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user […]

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How to Use suma to Automate Fix Downloads on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Use suma to Automate Fix Downloads on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use suma to automate fix downloads on IBM AIX […]

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Debian 11 — ctorrent — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ctorrent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1759 Upstream summary: Stack-based buffer overflow in the btFiles::BuildFromMI function (trunk/btfiles.cpp) in Enhanced CTorrent (aka dTorrent) 3.3.2 and probably earlier, and CTorrent 1.3.4, allows remote attackers to cause […]

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