Ethereal IrDA dissector plugin fails to properly parse IRCOM_PORT_NAME parameter

Overview

Ethereal contains a vulnerability in the way the Infrared Data Association (IrDA) dissector plugin parses the IRCOM_PORT_NAME parameter.

Description

Ethereal is a network traffic analysis package. It includes the ability to decode packets containing IrDA data. There is a vulnerability in the way the IrDA dissector plugin decodes the IRCOM_PORT_NAME parameter. By sending an IrDA packet containing an overly long portname, a remote unauthenticated attacker could cause Ethereal to crash or potentially execute code of the attacker’s choice.

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Impact

A remote, unauthenticated attacker could cause Ethereal to crash or potentially execute code of the attacker’s choice.

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Solution

Upgrade

Upgrade to version 0.10.3 or later.

Note: Ethereal is considered BETA software at this time.

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Vendor Information

740188

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Ethereal __ Affected

Updated: March 25, 2004

Status

Affected

Vendor Statement

Please see the Ethereal Security Bulletin at <http://www.ethereal.com/appnotes/enpa-sa-00013.html&gt;.

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%23740188 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://security.e-matters.de/advisories/032004.html&gt;
• <http://www.ethereal.com/appnotes/enpa-sa-00013.html&gt;
• <http://secunia.com/advisories/11185/&gt;
• <http://www.irda.org/&gt;

Acknowledgements

Ethereal credits Stefan Esser for reporting this vulnerability.

This document was written by Damon Morda.

Other Information

CVE IDs:	CVE-2004-0176
Severity Metric:	4.04 Date Public: