RatCTF
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API Profile

Premium Machine (Locked)

🧩 ExposedAPI

🖧 AD Network — ExposedAPI

API Users API Profile 🔒 API Auth 🔒 API Admin 🔒 API Fetch

Mass assignment vulnerability on the profile update endpoint. Adding role=admin to the PUT request body grants admin status, which unlocks an admin panel exposing SSH credentials. Only admin can SSH, so the exploit is mandatory. Root via sudo perl.

🩸 First user blood: thinkverse 🩸 First root blood: thinkverse
Part of the ExposedAPI set — it is not listed on the main challenges page, but its ports are open to you. Connect straight to the target IP and ports below; no pivot needed.
Target IP Premium required
User Flag Pending
Root Flag Pending

Community

Community Hints

Grade A · 1000 pts Grade B · 700 pts Grade C · 400 pts Grade D · 200 pts + 150 credits on accept

Short, stage-specific nudges — directional, spoiler-light, no exact commands.

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Community

Community Walkthroughs

Grade A · 2500 pts Grade B · 1750 pts Grade C · 1000 pts Grade D · 500 pts + 300 credits on accept

🔒 Walkthroughs are spoilers — capture the root flag on this machine to unlock them for free.