EFTP does not adequately validate user input thereby allowing directory traversal

Overview

Encrypted File Transfer Program (EFTP) does not properly validate CWD commands, allowing authenticated users to read arbitrary directories and files.

Description

Encrypted File Transfer Program (EFTP) is an implementation of the FTP protocol using 448-bit Blowfish encryption. EFTP allows authenticated users to read arbitrary directories and files on the server through exploitation of a directory traversal vulnerability in the CWD command.

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Impact

Attackers with access to an EFTP account can read arbitrary directories and files on the server.

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Solution

Upgrade

Upgrade to EFTP version 2.0.8 .346:

<http://www.eftp.org/eftp2setup.exe&gt;

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Vendor Information

413875

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EFTP Development Team Affected

Updated: September 23, 2002

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

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%23413875 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.eftp.org/&gt;
• <http://www.securityfocus.com/bid/3691&gt;

Acknowledgements

Thanks to Ertan Kurt for reporting this vulnerability.

This document was written by Shawn Van Ittersum.

Other Information

CVE IDs:	CVE-2001-1193
Severity Metric:	1.89 Date Public: