Multiple FTP server ".lnk" directory traversal

ftp-lnk-directory-traversal (6760) The risk level is classified as LowLow Risk


ArGoSoft FTP Server, Transsoft Broker FTP Server, and WFTPD could allow a remote attacker to traverse directories on the Web server. A remote attacker can upload a '.lnk' file which points to any file or directory to traverse directories and gain access to any file in the directory containing the link.


Obtain Information


For WFTPD (all versions):
Upgrade to WFTPD (3.10 R1 or later) or (Pro 3.10 R1 or later), available from Texas Imperial Softwares Web site. See References.

For other distributions:
Contact your vendor for patch or upgrade information.


Platforms Affected:

  • ArGoSoft ArGoSoft FTP Server
  • Texas Imperial Software WFTPD 3.00 R5
  • TransSoft Broker FTP Server 5.x


Jul 01, 2001

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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