CVE-2000-0586: Dalnet Ircd

High severity, CVSS 10.0. EPSS: 4.8% chance of exploitation in the next 30 days.

Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.

Affected products

• Dalnet Ircd: version 4.6.5 only

Published 2000-06-29. Last modified 2026-06-16.