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Carnegie Mellon University

Software Engineering Institute

CERT Coordination Center

TDForum does not adequately validate user input thereby allowing users to embed malicious script code in messages

Vulnerability Note VU#782243

Original Release Date: 2002-09-26 | Last Revised: 2002-09-26

Overview

TDForum does not properly filter HTML scripting tags from user input, allowing users to post malicious scripts that may be executed unwittingly by other users.

Description

TDForum is a commercial software package providing dynamic web forum capabilities. Versions 1.2 and earlier of TDForum do not properly filter HTML tags, allowing malicious users to execute client-side scripting on other users' systems.

Impact

Users may be tricked into running scripts embedded in forum posts by malicious users.

Solution

The CERT/CC is currently unaware of a practical solution to this problem.

Vendor Information

782243
 
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TD Scripts 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.


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References

Acknowledgements

Thanks to Larry Lung for reporting this vulnerability.

This document was written by Shawn Van Ittersum.

Other Information

CVE IDs: CVE-2001-0970
Severity Metric: 2.14
Date Public: 2001-08-21
Date First Published: 2002-09-26
Date Last Updated: 2002-09-26 21:57 UTC
Document Revision: 8

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