{"id":"CVE-1999-1568","aliases":["EUVD-1999-1549","GHSA-xcmq-73gm-f83r"],"status":"published","title":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of...","description":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of service (crash) via a long PORT command.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02324,"percentile":0.83606,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-193"],"published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:50:44Z","products":[{"vendor":"ncftp","product":"ncftpd_server"}],"references":[{"url":"http://www.securityfocus.com/archive/1/12699","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1833","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://marc.info/?l=bugtraq\u0026m=91981352617720\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Mailing List"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1568"},{"url":"https://github.com/advisories/GHSA-xcmq-73gm-f83r"}],"sources":{"cve":[{"id":"CVE-1999-1568","description":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of service (crash) via a long PORT command.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2025-01-16T17:40:42.694Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1549","description":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of service (crash) via a long PORT command.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2025-01-16T17:40:42Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:18.582094Z"}],"ghsa":[{"id":"GHSA-xcmq-73gm-f83r","title":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of...","description":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of service (crash) via a long PORT command.","status":"published","published":"2022-04-30T18:12:44Z","modified":"2024-02-02T03:30:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T14:55:31.84746Z"}],"nvd":[{"id":"CVE-1999-1568","description":"Off-by-one error in NcFTPd FTP server before 2.4.1 allows a remote attacker to cause a denial of service (crash) via a long PORT command.","status":"published","published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:50:44.103Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T13:58:30.236077Z"}]}}