CVE-2003-0926: Ethereal Group Ethereal

Medium severity, CVSS 5.0. EPSS: 3.5% chance of exploitation in the next 30 days.

Ethereal 0.9.15 and earlier, and Tethereal, allows remote attackers to cause a denial of service (crash) via certain malformed (1) ISAKMP or (2) MEGACO packets.

Affected products

• Ethereal Group Ethereal: version 0.9 only; version 0.9.1 only; version 0.9.2 only; version 0.9.3 only; version 0.9.4 only; version 0.9.5 only; …

Published 2003-12-01. Last modified 2026-06-16.