{"id":"CVE-2001-0050","aliases":["EUVD-2001-0050","GHSA-25vv-55gh-jghh"],"status":"published","title":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and...","description":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.14573,"percentile":0.96671,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-02-16T05:00:00Z","modified":"2026-06-16T21:53:33Z","exploits":[{"source":"exploitdb","id":"EDB-20490","title":"BitchX IRC Client 1.0 c17 - DNS Buffer Overflow","type":"remote","platform":"unix","date":"2000-12-04","verified":true,"url":"https://www.exploit-db.com/exploits/20490"}],"products":[{"vendor":"colten_edwards","product":"bitchx"}],"references":[{"url":"ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:78.bitchx.v1.1.asc","tags":["vendor-advisory","x_refsource_FREEBSD","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2000-12/0086.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2000-12/0081.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit"]},{"url":"http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000364","tags":["vendor-advisory","x_refsource_CONECTIVA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/2087","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"http://www.linux-mandrake.com/en/security/2000/MDKSA-2000-079.php3","tags":["vendor-advisory","x_refsource_MANDRAKE","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/5701","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.redhat.com/support/errata/RHSA-2000-126.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0050"},{"url":"https://github.com/advisories/GHSA-25vv-55gh-jghh"}],"sources":{"cve":[{"id":"CVE-2001-0050","description":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-08-08T04:06:55.353Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0050","description":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-08-08T04:06:55Z","updated_at":"2026-11-03T01:14:53.392551Z"}],"ghsa":[{"id":"GHSA-25vv-55gh-jghh","title":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and...","description":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.","status":"published","published":"2022-05-03T03:07:06Z","modified":"2023-02-01T05:00:58Z","updated_at":"2026-11-02T14:49:38.236988Z"}],"nvd":[{"id":"CVE-2001-0050","description":"Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.","status":"published","published":"2001-02-16T05:00:00Z","modified":"2026-06-16T21:53:33.68Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:39.593487Z"}]}}