The qingfro9 Blog.: webhacking.kr[12]

2015년 11월 9일 월요일

webhacking.kr[12]

내용 추가 할려고 캡처 이미지만 정리했는데..음.. 사진만 봐도 알겠징?

webhacking.kr 12번 문제를 들어가면 위와 같은 화면을 볼 수 있다. 소스보기를 하면 아래와 같은 소스 확인이 가능하다.

<html>
<head>
<title>Challenge 12</title>
<style type="text/css">
body { background: black; color:white; font-size:10pt; }
</style>
</head>
<body>

<script>
WorkTimeFun=String.fromCharCode(118,97,114,32,101,110,99,111,61,39,39,59,13,10,118,97,114,32,101,110,99,111,50,61,49,50,54,59,13,10,118,97,114,32,101,110,99,111,51,61,51,51,59,13,10,118,97,114,32,99,107,61,100,111,99,117,109,101,110,116,46,85,82,76,46,115,117,98,115,116,114,40,100,111,99,117,109,101,110,116,46,85,82,76,46,105,110,100,101,120,79,102,40,39,61,39,41,41,59,13,10,32,13,10,32,13,10,102,111,114,40,105,61,49,59,105,60,49,50,50,59,105,43,43,41,13,10,123,13,10,101,110,99,111,61,101,110,99,111,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,105,44,48,41,59,13,10,125,13,10,32,13,10,102,117,110,99,116,105,111,110,32,101,110,99,111,95,40,120,41,13,10,123,13,10,114,101,116,117,114,110,32,101,110,99,111,46,99,104,97,114,67,111,100,101,65,116,40,120,41,59,13,10,125,13,10,32,13,10,105,102,40,99,107,61,61,34,61,34,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,52,48,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,50,48,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,51,50,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,49,57,50,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,50,54,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,48,48,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,48,52,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,50,50,50,45,50,41,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,95,40,49,57,56,41,41,43,34,126,126,126,126,126,126,34,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,50,41,43,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,101,110,99,111,51,41,41,13,10,123,13,10,97,108,101,114,116,40,34,80,97,115,115,119,111,114,100,32,105,115,32,34,43,99,107,46,114,101,112,108,97,99,101,40,34,61,34,44,34,34,41,41,59,13,10,125,13,10);

eval(WorkTimeFun);

</script>

<font size=2>javascript challenge</font>
</body>
</html>

의문

<html>
<head>
<title>Challenge 12</title>
<style type="text/css">
body { background: black; color:white; font-size:10pt; }
</style>
</head>
<body>

<script>
WorkTimeFun=String.fromCharCode(
 var enco='';
 var enco2=126;
 var enco3=33;
 var ck=document.URL.substr(document.URL.indexOf('='));
 for(i=1;i<122;i++)
 {
  enco=enco+String.fromCharCode(i,0); //ascii transfer : num
 }
 function enco_(x)
 {
  return enco.charCodeAt(x); //unicode : char
 }

if(ck=="="+String.fromCharCode(enco_(240))+String.fromCharCode(enco_(220))+String.fromCharCode(enco_(232))+String.fromCharCode(enco_(192))+String.fromCharCode(enco_(226))+String.fromCharCode(enco_(200))+String.fromCharCode(enco_(204))+String.fromCharCode(enco_(222-2))+String.fromCharCode(enco_(198))+"~~~~~~"+String.fromCharCode(enco2)+String.fromCharCode(enco3))
 {
  alert("Password is "+ck.replace("=",""));
 }
 //ck = 240 + 220 + 232 + 192 + 226 + 200 + 204 + 222-2 + 198 + ~~~~~~ + enco2(126) + enco3(33)

);

eval(WorkTimeFun);

</script>

<font size=2>javascript challenge</font>
</body>
</html>

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