CVE-2003-0328: Epic EPIC4

High severity, CVSS 7.5. EPSS: 8.6% chance of exploitation in the next 30 days.

EPIC IRC Client (EPIC4) pre2.002, pre2.003, and possibly later versions, allows remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via a CTCP request from a large nickname, which causes an incorrect length calculation.

Affected products

• Epic EPIC4: version pre2.002 only; version pre2.003 only

Published 2003-06-09. Last modified 2026-06-16.