CVE-2010-0300: Ircd-Ratbox

Medium severity, CVSS 5.0. EPSS: 2.2% chance of exploitation in the next 30 days.

cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.

Affected products

• Ircd-Ratbox Ircd-Ratbox: up to and including 2.2.8; version 1.0 only; version 1.1 only; version 1.1.1 only; version 1.1.2 only; version 1.2.1 only; …

Published 2010-02-04. Last modified 2026-06-16.