Vulnerability Note VU#124454

Ethereal crashes when processing malformed RADIUS packets

Overview

Ethereal contains a vulnerability in the way it processes Remote Authentication Dial In User Service (RADIUS) packets.

I. Description

Ethereal is a network traffic analysis package. It includes the ability to decode packets containing RADIUS data. There is a vulnerability that causes Ethereal to crash when processing malformed RADIUS packets.

II. Impact

A remote, unauthenticated attacker could cause Ethereal to crash.

III. Solution

Upgrade

Upgrade to version 0.10.3 or later.

Note: Ethereal is considered BETA software at this time.

Systems Affected

Vendor	Status	Date Notified	Date Updated
Ethereal	Vulnerable	24-Mar-2004

References

http://www.ethereal.com/appnotes/enpa-sa-00013.html
http://secunia.com/advisories/11185/
http://www.ietf.org/rfc/rfc2865.txt

Credit

Ethereal credits Jonathan Heussser for reporting this vulnerability.

This document was written by Damon Morda.

Other Information

Date Public:	2004-03-22
Date First Published:	2004-03-24
Date Last Updated:	2004-04-05
CERT Advisory:
CVE-ID(s):
NVD-ID(s):
US-CERT Technical Alerts:
Metric:	2.21
Document Revision:	15

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