The environment contains several intentionally misconfigured applications and protocols:
Never use the host machine running Metasploitable 3 to access sensitive personal accounts simultaneously. metasploitable 3 ova download
You now have a portable Metasploitable 3 OVA file ready for quick deployment. Crucial Security Warnings metasploitable 3 ova download
The 65 GB requirement is primarily for building from source using Packer and Vagrant. Pre-built OVA files require significantly less disk space. metasploitable 3 ova download
Before beginning, you will need to install the following tools: (or VMware) Vagrant Packer Git Step-by-Step Build Instructions