Fix Prevention

FreeBSD 12 — bitcoin-daemon — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bitcoin-daemon — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bitcoin — Denial of Service and Possible Mining Inflation Related CVEs: CVE-2018-17144 Upstream summary: Bitcoin Core reports: CVE-2018-17144, a fix for which was released on September 18th in Bitcoin Core […]

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Common Problems 117936

Ubuntu 18.04 LTS – netplan apply fails due to YAML syntax error – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 5 June 2019 Affected versions: Ubuntu 18.04 LTS 📖 ~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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How to Configure SAML SSO with AD FS 3.0 on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure SAML SSO with AD FS 3.0 on Windows Server 2012 R2

How to Configure SAML SSO with AD FS 3.0 on Windows Server 2012 R2 Active Directory Federation Services 3.0 (AD FS 3.0), included with Windows Server 2012 R2, enables SAML 2.0 and WS-Federation based Single Sign-On for web applications and cloud services. Organizations use AD FS to federate their on-premises Active Directory identity to external […]

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FreeBSD 12 — openssh — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openssh — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openssh — multiple vulnerabilities Related CVEs: CVE-2006-4924 CVE-2006-5051 Upstream summary: Problem Description The CRC compensation attack detector in the sshd(8) daemon, upon receipt of duplicate blocks, uses CPU time cubic […]

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How to Schedule Automated Backup Scripts on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Schedule Automated Backup Scripts on Windows Server 2016

How to Configure Scheduled Task-Based Backup Scripts on Windows Server 2016 While Windows Server Backup provides a straightforward graphical interface for scheduling backups, many organizations prefer PowerShell or batch scripts combined with Windows Task Scheduler for greater flexibility and control. Script-based backup automation allows you to integrate pre-backup and post-backup actions, send customized notification emails, […]

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FreeBSD 12 — mysql81-server — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mysql81-server — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Upstream summary: Oracle reports: 36 new security patches for Oracle MySQL. 11 of these vulnerabilities may be remotely exploitable without authentication, i.e., may be exploited over […]

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FreeBSD 12 — lshell — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — lshell — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: lshell — Shell autocomplete reveals forbidden directories Upstream summary: lshell reports: The autocomplete feature allows users to list directories, while they do not have access to those paths (issue #109). […]

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Ubuntu 16.04 — log4net — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — log4net — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4699-1 Related CVEs: CVE-2018-1285 Upstream summary: It was discovered that Apache Log4net incorrectly handled certain configuration files. An attacker could possibly use this issue to expose sensitive information. Table of […]

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FreeBSD 12 — libsrtp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libsrtp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsrtp — DoS via crafted RTP header vulnerability Related CVEs: CVE-2015-6360 Upstream summary: libsrtp reports: Prevent potential DoS attack due to lack of bounds checking on RTP header CSRC count […]

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How to Install Cassandra on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Install Cassandra on SLES 12

Introduction This tutorial covers How to Install Cassandra on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh && […]

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