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پنج شنبه 13 آذر 1382, 14:35 عصر
Microsoft Windows Server 2003 "Shell Folders" Directory Traversal Vulnerability
@ Exploits -> Windows Oct 09 2003, 07:19 (UTC+0)
x writes:

Title:
~~~~~~~~~~~~~~~~~~~~~~~
Microsoft Windows Server 2003 "Shell Folders" Directory Traversal Vulnerability
[http://www.geocities.co.jp/SiliconValley/1667/advisory08e.html]


Date:
~~~~~~~~~~~~~~~~~~~~~~~
8 October 2003


Author:
~~~~~~~~~~~~~~~~~~~~~~~
Eiji James Yoshida [ptrs-ejy bp iij4u or jp]


Vulnerable:
~~~~~~~~~~~~~~~~~~~~~~~
Windows Server 2003 (Internet Explorer 6.0)


Overview:
~~~~~~~~~~~~~~~~~~~~~~~
Windows Server 2003 allows remote attacker to traverse "Shell Folders" directories.
A remote attacker is able to gain access to the path of the %USERPROFILE% folder without
guessing a target user name by this
vulnerability.

ex.) %USERPROFILE% = "C:\Documents and Settings\%USERNAME%"


Details:
~~~~~~~~~~~~~~~~~~~~~~~
Windows Server 2003 allows remote attacker to traverse "Shell Folders" directories
and access arbitrary files via "shell:[Shell
Folders]\..\" in a malicious link.

[Shell Folders]
HKEY_CURRENT_USER\Software\Microsoft\Windows\Curre ntVersion\Explorer\Shell Folders
AppData: "C:\Documents and Settings\%USERNAME%\Application Data"
Cookies: "C:\Documents and Settings\%USERNAME%\Cookies"
Desktop: "C:\Documents and Settings\%USERNAME%\Desktop"
Favorites: "C:\Documents and Settings\%USERNAME%\Favorites"
NetHood: "C:\Documents and Settings\%USERNAME%\NetHood"
Personal: "C:\Documents and Settings\%USERNAME%\My Documents"
PrintHood: "C:\Documents and Settings\%USERNAME%\PrintHood"
Recent: "C:\Documents and Settings\%USERNAME%\Recent"
SendTo: "C:\Documents and Settings\%USERNAME%\SendTo"
Start Menu: "C:\Documents and Settings\%USERNAME%\Start Menu"
Templates: "C:\Documents and Settings\%USERNAME%\Templates"
Programs: "C:\Documents and Settings\%USERNAME%\Start Menu\Programs"
Startup: "C:\Documents and Settings\%USERNAME%\Start Menu\Programs\Startup"
Local Settings: "C:\Documents and Settings\%USERNAME%\Local Settings"
Local AppData: "C:\Documents and Settings\%USERNAME%\Local Settings\Application Data"
Cache: "C:\Documents and Settings\%USERNAME%\Local Settings\Temporary Internet Files"
History: "C:\Documents and Settings\%USERNAME%\Local Settings\History"
My Pictures: "C:\Documents and Settings\%USERNAME%\My Documents\My Pictures"
Fonts: "C:\WINDOWS\Fonts"
My Music: "C:\Documents and Settings\%USERNAME%\My Documents\My Music"
My Video: "C:\Documents and Settings\%USERNAME%\My Documents\My Videos"
CD Burning: "C:\Documents and Settings\%USERNAME%\Local Settings\Application Data\Microsoft\CD
Burning"
Administrative Tools: "C:\Documents and Settings\%USERNAME%\Start Menu\Programs\Administrative
Tools"


Exploit code:
~~~~~~~~~~~~~~~~~~~~~~~
**************************************************
This exploit reads %TEMP%\exploit.html.
You need to create it.
And click on the malicious link.
**************************************************

Malicious link:
Exploit


Workaround:
~~~~~~~~~~~~~~~~~~~~~~~
None.


Vendor Status:
~~~~~~~~~~~~~~~~~~~~~~~
Microsoft was notified on 9 June 2003.
They plan to fix this bug in a future service pack.

Microsoft Knowledge Base(KB829493)
[http://support.microsoft.com/default.aspx?scid=829493]


Thanks:
~~~~~~~~~~~~~~~~~~~~~~~
Microsoft Security Response Center
Masaki Yamazaki (Japan GTSC Security Response Team)
Youji Okuten (Japan GTSC Security Response Team)


Similar vulnerability:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Microsoft Internet Explorer %USERPROFILE% Folder Disclosure Vulnerability
[http://www.geocities.co.jp/SiliconValley/1667/advisory07e.html]


-------------------------------------------------------------
Eiji James Yoshida
penetration technique research site
E-mail: ptrs-ejy bp iij4u or jp
URL: http://www.geocities.co.jp/SiliconValley/1667/index.htm
-------------------------------------------------------------



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