Vulnerability Note VU#740188

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.

Impact

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

Solution

Upgrade Upgrade to version 0.10.3 or later. Note: Ethereal is considered BETA software at this time.

Systems Affected (Learn More)

Vendor	Status	Date Notified	Date Updated
Ethereal	Affected	-	25 Mar 2004

If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

Group	Score	Vector
Base	N/A	N/A
Temporal	N/A	N/A
Environmental	N/A	N/A

References

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

Credit

Ethereal credits Stefan Esser for reporting this vulnerability.

This document was written by Damon Morda.

Other Information

• CVE IDs: CAN-2004-0176
• Date Public: 22 Mar 2004
• Date First Published: 25 Mar 2004
• Date Last Updated: 06 Apr 2004
• Severity Metric: 4.04
• Document Revision: 11