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문제 https://dreamhack.io/wargame/challenges/44 command-injection-1 특정 Host에 ping 패킷을 보내는 서비스입니다. Command Injection을 통해 플래그를 획득하세요. 플래그는 flag.py에 있습니다. Reference Introduction of Webhacking dreamhack.io 문제코드 #!/usr/bin/env python3 import subprocess from flask import Flask, request, render_template, redirect from flag import FLAG APP = Flask(__name__) @APP.route('/') def index(): return render_templ..