Vulnerability Note VU#167464

Robtex Viking Web Server permits traversal out of HTTP docs root directory

Original Release date: 13 Jun 2001 | Last revised: 13 Jun 2001


Viking v1.07 is a 'multi-protocol-internet-server' available from A vulnerability exists with this web server which allows a remote user to see any file on the server with read permissions enabled.


Viking v1.07 does not stop requests which traverse the parent directory link out of the web root directory. As a result, a remote user can traverse the entire file system on the server host and request any file. If the web server process has read permissions to access that file, it will return its contents to the remote user.


Remote users can see any file on the server which is readable by the web server process, regardless of the file's location.


Download and install the latest beta version available at


Systems Affected (Learn More)

VendorStatusDate NotifiedDate Updated
RobTexAffected03 May 200104 Jun 2001
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A N/A



Thanks to Joe Testa for finding and reporting this vulnerability.

This document was written by Shawn Van Ittersum.

Other Information

  • CVE IDs: CAN-2001-0467
  • Date Public: 23 Apr 2001
  • Date First Published: 13 Jun 2001
  • Date Last Updated: 13 Jun 2001
  • Severity Metric: 1.80
  • Document Revision: 9


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