Detecting Web Attacks

THM links to three rooms in this task: https://tryhackme.com/room/passwordattacks, https://tryhackme.com/room/sqlinjectionlm, and https://tryhackme.com/room/oscommandinjection/

For questions: “What class of attacks relies on exploiting vulnerabilities within web servers?” and “Which server-side attack lets attackers abuse forms to dump database contents?”