web challenge

Shadow Host

★★★★☆700 XP30 minutes

Rivermark Foods is investigating its customer support portal after a legacy reverse proxy left a trusted original-host header path in front of a diagnostics handler. Step in as the responder and follow the evidence.

Incident briefing

Scenario

You have been brought in to help Rivermark Foods investigate its customer support portal after a legacy reverse proxy left a trusted original-host header path in front of a diagnostics handler. The environment is intentionally vulnerable and isolated for this exercise.

Objective

Identify the internal host context the proxy expects, reproduce it in the request metadata, and capture the flag.

Skills

What you will practice

Ready to practice?

Launch an isolated target

Sign in to Locinode to receive a disposable lab environment and Kali workstation for this mission. Public pages never expose flags or intended solutions.

Enter range