CVE-2003-1000: Xchat

High severity, CVSS 7.5. EPSS: 2.6% chance of exploitation in the next 30 days.

xchat 2.0.6 allows remote attackers to cause a denial of service (crash) via a passive DCC request with an invalid ID number, which causes a null dereference.

Affected products

• Xchat Xchat: version 2.0.6 only

Published 2004-01-05. Last modified 2026-06-16.