{"id":"CVE-1999-0240","aliases":["EUVD-1999-0240","GHSA-9w2q-p353-cvp5"],"status":"published","title":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of...","description":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01297,"percentile":0.70567,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:47:58Z","references":[{"url":"https://www.cve.org/CVERecord?id=CVE-1999-0240","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0240"},{"url":"https://github.com/advisories/GHSA-9w2q-p353-cvp5"}],"sources":{"cve":[{"id":"CVE-1999-0240","description":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:34:51.775Z","updated_at":"2026-11-02T14:33:53.911988Z"}],"euvd":[{"id":"EUVD-1999-0240","description":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:34:51Z","updated_at":"2026-11-03T03:50:47.919374Z"}],"ghsa":[{"id":"GHSA-9w2q-p353-cvp5","title":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of...","description":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.","status":"published","published":"2022-04-30T18:10:12Z","modified":"2023-01-29T05:01:06Z","updated_at":"2026-11-02T14:44:44.036588Z"}],"nvd":[{"id":"CVE-1999-0240","description":"Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.","status":"published","published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:47:58.897Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T13:58:30.236077Z"}]}}