{"id":"CVE-1999-0844","aliases":["EUVD-1999-0825","GHSA-4v7m-9h3p-c5mq"],"status":"published","title":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","description":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","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":"2026-11-08","score":0.05829,"percentile":0.93209,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"1999-11-24T05:00:00Z","modified":"2026-06-16T21:49:10Z","exploits":[{"source":"exploitdb","id":"EDB-19639","title":"Alt-N MDaemon 2.8.5 - WebConfig Overflow Denial of Service","type":"dos","platform":"windows","date":"1999-11-24","verified":true,"url":"https://www.exploit-db.com/exploits/19639"},{"source":"exploitdb","id":"EDB-19640","title":"Alt-N WorldClient Pro 2.0.0.0/2.0.1.0/Standard 2.0.0.0 - Long URL Denial of Service","type":"dos","platform":"windows","date":"1999-11-26","verified":true,"url":"https://www.exploit-db.com/exploits/19640"}],"products":[{"vendor":"deerfield","product":"mdaemon"}],"references":[{"url":"http://www.securityfocus.com/bid/823","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.securityfocus.com/bid/820","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0844"},{"url":"https://github.com/advisories/GHSA-4v7m-9h3p-c5mq"}],"sources":{"cve":[{"id":"CVE-1999-0844","description":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:48:38.124Z","updated_at":"2026-11-02T14:33:53.911988Z"}],"euvd":[{"id":"EUVD-1999-0825","description":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:48:38Z","updated_at":"2026-11-03T03:50:45.175548Z"}],"ghsa":[{"id":"GHSA-4v7m-9h3p-c5mq","title":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","description":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","status":"published","published":"2022-04-30T18:11:19Z","modified":"2023-01-30T05:04:06Z","updated_at":"2026-11-02T14:46:58.413117Z"}],"nvd":[{"id":"CVE-1999-0844","description":"Denial of service in MDaemon WorldClient and WebConfig services via a long URL.","status":"published","published":"1999-11-24T05:00:00Z","modified":"2026-06-16T21:49:10.56Z","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"}]}}