CVE-2003-0321

CVE-2003-0321 describes multiple buffer overflow vulnerabilities in BitchX IRC client versions 1.0-0c19 and earlier. These flaws allow remote malicious IRC servers to trigger a denial of service (crash) and potentially execute arbitrary code through excessively long hostnames, nicknames, or channel names. The vulnerability has a CVSS score of 7.5, indicating high severity with a network attack vector, low complexity, and potential for partial confidentiality, integrity, and availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.