Jana Server does not adequately validate user input thereby allowing directory traversal

Overview

Jana Server contains a directory traversal vulnerability.

Description

Versions 1.4x of Jana Server, a web server for Windows developed by T. Hauck, do not properly filter requests for hexadecimal encodings of “…” (dot-dot) and allows directory traversal out of the HTTP document root directory.

---

Impact

Remote users can view any file on the server with the privileges of the Jana server process.

---

Solution

Upgrade to Jana Server 2.0 beta or later at:

<http://www.jana-server.ocm.de/en/index.htm?/en/download.htm&gt;

---

None.

---

Vendor Information

132099

Filter by status: All Affected Not Affected Unknown

Filter by content: __ Additional information available

__ Sort by: Status Alphabetical

Expand all

Javascript is disabled. Click here to view vendors.

Jana Server __ Affected

Notified: October 19, 2001 Updated: February 26, 2002

Status

Affected

Vendor Statement

"In Version 1.4x -- [which] is not longer avalible from myself, or supported -- the error exists.

"In Jana 2.0 Beta 3 Version (or Beta 2 version) -- [which] is right now the current version -- that bug is fixed and should NOT longer exist."

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23132099 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.securityfocus.com/bid/2703&gt;
• <http://xforce.iss.net/static/6513.php&gt;
• <http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2001-0557&gt;

Acknowledgements

Thanks to nemesystm of the DHC for discovering this vulnerability.

This document was written by Shawn Van Ittersum.

Other Information

CVE IDs:	CVE-2001-0557
Severity Metric:	2.63 Date Public: