{"id":"CVE-1999-0599","aliases":["EUVD-1999-0582","GHSA-cgq4-92x7-335m"],"status":"published","title":"A network intrusion detection system (IDS) does not properly handle packets with improper...","description":"A network intrusion detection system (IDS) does not properly handle packets with improper sequence numbers.","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":0.01891,"percentile":0.79722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:48:42Z","references":[{"url":"http://www.robertgraham.com/mirror/Ptacek-Newsham-Evasion-98.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0599"},{"url":"https://github.com/advisories/GHSA-cgq4-92x7-335m"}],"sources":{"cve":[{"id":"CVE-1999-0599","description":"A network intrusion detection system (IDS) does not properly handle packets with improper sequence numbers.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:41:45.665Z","updated_at":"2026-11-02T14:33:53.60785Z"}],"euvd":[{"id":"EUVD-1999-0582","description":"A network intrusion detection system (IDS) does not properly handle packets with improper sequence numbers.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:41:45Z","updated_at":"2026-11-03T03:50:46.021315Z"}],"ghsa":[{"id":"GHSA-cgq4-92x7-335m","title":"A network intrusion detection system (IDS) does not properly handle packets with improper...","description":"A network intrusion detection system (IDS) does not properly handle packets with improper sequence numbers.","status":"published","published":"2022-04-30T18:10:52Z","modified":"2023-01-29T05:01:27Z","updated_at":"2026-11-02T14:44:49.414884Z"}],"nvd":[{"id":"CVE-1999-0599","description":"A network intrusion detection system (IDS) does not properly handle packets with improper sequence numbers.","status":"published","published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:48:42.62Z","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":"2026-11-02T13:58:30.236077Z"}]}}