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WebHacking.kr Challenge old-17

목표 : 콘솔
입력 한칸만 떡하니 있다. 일단 소스부터 보자
<html> <head> <title>Challenge 17</title> </head> <body bgcolor=black> <font color=red size=10></font> <p> <form name=login> <input type=passwd name=pw> <input type=button onclick=sub() value="check"> </form> <script> unlock = 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 1 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 + 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 - 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 / 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 * 100 * 10 * 10 + 100 / 10 - 10 + 10 + 50 - 9 * 8 + 7 - 6 + 5 - 4 * 3 - 2 * 1 * 10 + 9999999; function sub() { if (login.pw.value == unlock) { location.href = "?" + unlock / 10; } else { alert("Wrong"); } } </script>
PHP
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저 값을 넣으면 풀리나 보다.
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7809297.1
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