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

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.

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Impact

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

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Solution

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

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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](<mailto:[email protected]?Subject=VU%23782243 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.ciac.org/ciac/bulletins/k-021.shtml&gt;
• <http://www.cert.org/advisories/CA-2000-02.html&gt;
• <http://www.securityfocus.com/bid/3207&gt;

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: