{"id":"CVE-2000-0333","aliases":["EUVD-2000-0332","GHSA-fpxw-v79p-g5g4"],"status":"published","title":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service...","description":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.","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":"2026-11-07","score":0.07576,"percentile":0.94568,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"1999-05-31T04:00:00Z","modified":"2026-06-16T21:51:29Z","exploits":[{"source":"exploitdb","id":"EDB-19891","title":"Ethereal 0.8.4/0.8.5/0.8.6 / tcpdump 3.4/3.5 alpha - DNS Decode (1)","type":"remote","platform":"linux","date":"1999-05-31","verified":true,"url":"https://www.exploit-db.com/exploits/19891"},{"source":"exploitdb","id":"EDB-19892","title":"Ethereal 0.8.4/0.8.5/0.8.6 / tcpdump 3.4/3.5 alpha - DNS Decode (2)","type":"remote","platform":"linux","date":"1999-05-31","verified":true,"url":"https://www.exploit-db.com/exploits/19892"}],"products":[{"vendor":"ethereal_group","product":"ethereal"},{"vendor":"lbl","product":"tcpdump"}],"references":[{"url":"http://www.securityfocus.com/templates/archive.pike?list=1\u0026msg=Pine.SOL.4.10.10005021942380.2077-100000%40paranoia.pgci.ca","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/1165","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-0333"},{"url":"http://www.securityfocus.com/templates/archive.pike?list=1\u0026msg=Pine.SOL.4.10.10005021942380.2077-100000@paranoia.pgci.ca"},{"url":"https://github.com/advisories/GHSA-fpxw-v79p-g5g4"}],"sources":{"cve":[{"id":"CVE-2000-0333","description":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.","status":"published","published":"2000-05-18T04:00:00Z","modified":"2024-08-08T05:14:21.442Z","updated_at":"2026-11-02T14:33:41.553118Z"}],"euvd":[{"id":"EUVD-2000-0332","description":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.","status":"published","published":"2000-05-18T04:00:00Z","modified":"2024-08-08T05:14:21Z","updated_at":"2026-11-03T00:56:25.912654Z"}],"ghsa":[{"id":"GHSA-fpxw-v79p-g5g4","title":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service...","description":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.","status":"published","published":"2022-04-30T18:13:25Z","modified":"2025-04-03T03:35:12Z","updated_at":"2026-11-02T15:00:36.60124Z"}],"nvd":[{"id":"CVE-2000-0333","description":"tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.","status":"published","published":"1999-05-31T04:00:00Z","modified":"2026-06-16T21:51:29.867Z","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"}]}}