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Task: File storage service with user directories named by SHA256 hash. Solution: Exploited IDOR and SQL LIKE pattern matching to access admin flag file by predicting directory path and using partial filename match.

$ ls tags/ techniques/

sha256 flask path_traversal python idor insecure_direct_object_reference werkzeug sql_like_injection file_storage access_control_bypass user_directory

IDOR via predictable user directory hashSQL LIKE pattern matching exploitationAccess control bypass through partial filename matchingSHA256 hash prediction for admin directory

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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