How to Configure Windows Server 2019 Active Directory Health Check Regular Active Directory health checks are essential for maintaining a stable and reliable directory service. AD health issues — replication failures, DNS errors, outdated tombstone lifetimes, FSMO role problems — often develop silently and only surface when critical failures occur. Windows Server 2019 provides built-in […]
OpenSSH, the most common SSH client on most systems, allows you to provide customized connection options. These can be saved to a configuration file that contains different options per server. This can help keep the different connection options you use for each host separated and organized, and avoids having to provide extensive options on the command line whenever you need to connect.
🟡 Medium ⏱ 10–30 min Last verified: 24 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-4358 Related CVEs: CVE-2021-35942 CVE-2021-27645 CVE-2021-33574 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]
🟡 Medium ⏱ 5–30 min Last verified: 24 May 2021 📖 ~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 […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2019:3355 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 […]
🟢 Low ⏱ 5–15 min Last verified: 24 May 2021 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: kramdown — template option vulnerability Related CVEs: CVE-2020-14001 Upstream summary: kramdown news: CVE-2020-14001 is addressed to avoid problems when using the {::options /} extension together with the 'template' option. Table […]
Introduction Setting up automate oracle linux 8 with ansible on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Automate Oracle Linux 8 with Ansible, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]
🟢 Low ⏱ 5–15 min Last verified: 24 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: pysaml2 — multiple vulnerabilities Related CVEs: CVE-2021-21238 CVE-2021-21239 Upstream summary: pysaml2 Releases: Fix processing of invalid SAML XML documents – CVE-2021-21238 Fix unspecified xmlsec1 key-type preference – CVE-2021-21239 Table of […]
🟡 Medium ⏱ 5–30 min Last verified: 24 May 2021 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 […]
🟢 Low ⏱ 5–15 min Last verified: 24 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openldap — slapd acl selfwrite Security Issue Related CVEs: CVE-2006-4600 Upstream summary: Howard Chu reports: An ACL of the form 'access to dn.subtree="ou=groups, dc=example,dc=com" attr=member by * selfwrite' is intended […]
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