webProeasy

YOFA 1.0

bug-makers

Task: Node.js/Express web app with JWT auth, admin panel, and provided source code containing leftover initialization script. Solution: grep source for hardcoded admin password in config/init-db.js, login as admin, access /admin/flag.

jwt nodejs postgresql hardcoded_credentials express csrf source_code_leak bcrypt puppeteer

source_code_grephardcoded_password_extractionadmin_login_with_leaked_credentials

$ ls tags/ techniques/

jwt nodejs postgresql hardcoded_credentials express csrf source_code_leak bcrypt puppeteer

source_code_grephardcoded_password_extractionadmin_login_with_leaked_credentials

Analysis

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

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