A.Analysis about potential security vulnerabilities in the Ubuntu version 18.04

Perform internet research to find about known exploitable vulnerabilities in the Ubuntu version 18.04. Pick two different vulnerabilities, one critical and one high-risk. You need to have sound knowledge about CVSS and CVE for that. For this you need go through NIST's National Vulnerability database (https://nvd.nist.gov/vuln) and Mitre's CVE database (https://cve.mitre.org/).

C. Best Practices to secure Operating Systems Discuss the best practices to secure Operating Systems in the Organisation. Your discussion must focus on the best practices related to system patches, user accounts, file system, system integrity, network services, and logging & monitoring.

D. References Must consider at least four current references. Must follow IEEE referencing style.