RatCTF
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Blacksite Media

🧩 BlacksiteWebapp

🖧 AD Network — BlacksiteWebapp

Blacksite DB 🔒 Blacksite Tools Blacksite Media Blacksite Reports 🔒 Blacksite Import

The media upload endpoint validates only the filename extension. Uploading a .php.jpg file combined with an .htaccess that overrides AddHandler gives remote code execution via Apache. Sudo cp creates a SUID bash.

🩸 First user blood: 00x003 🩸 First root blood: 00x003
Part of the BlacksiteWebapp 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 Log in to reveal
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.