{"id":"CVE-1999-1156","aliases":["EUVD-1999-1137","GHSA-phmx-3wr6-q2h6"],"status":"published","title":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a...","description":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a malformed PORT command that contains a non-numeric character and a large number of carriage returns.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01272,"percentile":0.70235,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-05-17T04:00:00Z","modified":"2026-06-16T21:49:50Z","products":[{"vendor":"bisonware","product":"bisonware_ftp_server"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/2254","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1156"},{"url":"https://github.com/advisories/GHSA-phmx-3wr6-q2h6"}],"sources":{"cve":[{"id":"CVE-1999-1156","description":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a malformed PORT command that contains a non-numeric character and a large number of carriage returns.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53.781Z","updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1137","description":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a malformed PORT command that contains a non-numeric character and a large number of carriage returns.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53Z","updated_at":"2026-11-03T03:50:43.777799Z"}],"ghsa":[{"id":"GHSA-phmx-3wr6-q2h6","title":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a...","description":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a malformed PORT command that contains a non-numeric character and a large number of carriage returns.","status":"published","published":"2022-04-30T18:11:55Z","modified":"2023-01-30T05:04:17Z","updated_at":"2026-11-02T14:47:00.827412Z"}],"nvd":[{"id":"CVE-1999-1156","description":"BisonWare FTP Server 4.1 and earlier allows remote attackers to cause a denial of service via a malformed PORT command that contains a non-numeric character and a large number of carriage returns.","status":"published","published":"1999-05-17T04:00:00Z","modified":"2026-06-16T21:49:50.407Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}