Vulnerability Note VU#695486

Ethereal fails to properly handle malformed color filter files

Overview

Ethereal fails to properly handle malformed color filter files, which could allow an attacker to cause a segmentation fault.

I. Description

Ethereal is a network traffic analysis package. It provides a feature that allows a user to customize the foreground and background colors of packet information that is displayed. There is a vulnerability in the way Ethereal handles color filter files. A local attacker could exploit this vulnerability by creating a malformed color filter.

II. Impact

A local attacker could cause a segmentation fault in Ethereal, leading to a denial of service.

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.ethereal.com/docs/man-pages/ethereal.1.html

Credit

This vulnerability was reported by the developers of Ethereal.

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:	1.34
Document Revision:	11

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