Common Problems

Common Problems 117974

Ubuntu 18.04 time drift or NTP not syncing

🟡 Medium   ⏱ 5–30 min  Last verified: 9 September 2020 📖 ~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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FreeBSD 12 — apache-ant — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — apache-ant — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Apache Ant leaks sensitive information via the java.io.tmpdir Related CVEs: CVE-2020-1945 Upstream summary: Apache reports: Apache Ant 1.1 to 1.9.14 and 1.10.0 to 1.10.7 uses the default temporary directory identified […]

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Oracle Linux 8 — librsvg2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — librsvg2 — vulnerability — patch and remediation guide (ELSA-2020-4709)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4709 Related CVEs: CVE-2019-20446 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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Common Problems 112560

Windows Server 2019 – Storage Replica partnership does not resume after destination reboot – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 September 2020 Affected versions: Windows Server 2019 📖 ~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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Ubuntu 14.04 — libmediainfo — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libmediainfo — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 September 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5237-1 Related CVEs: CVE-2020-15395 CVE-2020-26797 CVE-2019-11372 CVE-2019-11373 Upstream summary: It was discovered that MediaInfoLib incorrectly handled certain specially crafted files. An attacker could possibly use this issue to cause a […]

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SLES 15 — libEMF1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libEMF1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 September 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:1621-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-11865 CVE-2020-11866 CVE-2020-13999 CVE-2020-11863 CVE-2020-11864 Upstream summary: libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows out-of-bounds memory access. Table of contents Symptom & Impact Environment […]

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Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 — vulnerability — patch and remediation guide (ELSA-2024-3061)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 September 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3061 Related CVEs: CVE-2020-36518 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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Common Problems 121111

TLS Certificate Expired on Production Endpoint

🔴 Critical   ⏱ 5–30 min  Last verified: 7 September 2020 Affected versions: Debian 10 📖 ~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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FreeBSD 12 — trafficserver — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — trafficserver — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 September 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: trafficserver — resource consumption Related CVEs: CVE-2012-0256 CVE-2014-3525 CVE-2020-9494 Upstream summary: Bryan Call reports: ATS is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to […]

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Common Problems 118414

Ubuntu 16.04 LTS SSH login denied with Permission denied (publickey)

🟠 High   ⏱ 5–30 min  Last verified: 7 September 2020 Affected versions: 16.04 📖 ~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 […]

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