Common Problems

Common Problems 111737

Windows Server 2022 — Firewall baseline GPO blocks SMB and admin shares — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 6 May 2023 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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Common Problems 114489

SSH Key Authentication Fails Despite Correct Key

🟡 Medium   ⏱ 5–30 min  Last verified: 6 May 2023 📖 ~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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IBM AIX 7.3 — CVE-1999-0023 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0023 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 6 May 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0023, IBM PSIRT advisory page CVE: CVE-1999-0023 NVD summary: Local user gains root privileges via buffer overflow in rdist, via lookup() function. References: exchange.xforce.ibmcloud.com/vulnerabilities/CVE   exchange.xforce.ibmcloud.com/vulnerabilities/CVE Table of contents Symptom & Impact […]

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Gentoo Linux — media-libs/openimageio — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — media-libs/openimageio — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202506-09 Related CVEs: CVE-2023-22845 CVE-2023-24472 CVE-2023-24473 CVE-2023-36183 CVE-2023-42295 CVE-2023-42299 CVE-2022-4198 CVE-2022-36354  +12 more Upstream summary: Multiple vulnerabilities have been discovered in OpenImageIO. Please review the CVE identifiers referenced below for details. Table […]

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Debian 10 — waitress — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — waitress — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 May 2023 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-24761 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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Windows Server 2019 — KB5023764 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5023764 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5023764 • MSRC update-guide entry Related CVEs: CVE-2023-21708 CVE-2023-23404 CVE-2023-23415 CVE-2023-23416 CVE-2023-23385 CVE-2023-23394 CVE-2023-23403 CVE-2023-24856  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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CentOS Stream 9 — ncurses — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — ncurses — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 May 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:6698 Related CVEs: CVE-2023-29491 Upstream summary: The ncurses (new curses) library routines are a terminal-independent method of updating character screens with reasonable optimization. The ncurses packages contain support utilities including a […]

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Oracle Linux 8 — cups-filters — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — cups-filters — vulnerability — patch and remediation guide (ELSA-2023-3425)

🟠 High   ⏱ 15–60 min  Last verified: 6 May 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3425 Related CVEs: CVE-2023-24805 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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Windows Server 2016 — KB5026409 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5026409 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5026409 • MSRC update-guide entry Related CVEs: CVE-2023-28283 CVE-2023-24941 CVE-2023-24903 CVE-2023-24943 CVE-2023-29325 CVE-2023-28251 CVE-2023-24939 CVE-2023-24900  +7 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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Debian 11 — netatalk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — netatalk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 May 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0974 CVE-2008-5718 CVE-2018-1160 CVE-2021-31439 CVE-2022-0194 CVE-2022-22995 CVE-2022-23121 CVE-2022-23122  +12 more Upstream summary: The netatalk package in Trustix Secure Linux 1.5 through 2.1, and possibly other operating systems, allows […]

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