{"schemaVersion":3,"id":"CVE-2007-0343","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"OpenBSD before 20070116 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via certain IPv6 ICMP (aka ICMP6) echo request packets.","dates":{"published":"2007-01-18T02:00:00.000Z","modified":"2024-08-07T12:12:18.182Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02296,"percentile":0.83028,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.017,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.02279},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02296,"percentile":0.83028}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02279,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02296,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02296,"percentile":0.83028}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"openbsd","product":"openbsd","name":"openbsd","label":"openbsd","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 4.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 4.0","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"openbsd","label":"OpenBSD","category":"os"}},"hubHref":"/vendor/openbsd/openbsd"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://securitytracker.com/id?1017518","label":"securitytracker.com/id?1017518","hostname":"securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK"]},{"url":"http://www.securityfocus.com/bid/22087","label":"www.securityfocus.com/bid/22087","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]},{"url":"http://secunia.com/advisories/23830","label":"secunia.com/advisories/23830","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA"]},{"url":"http://www.osvdb.org/32935","label":"www.osvdb.org/32935","hostname":"www.osvdb.org","tags":["VDB Entry","X Refsource OSVDB"]},{"url":"http://www.openbsd.org/errata39.html#icmp6","label":"www.openbsd.org/errata39.html","hostname":"www.openbsd.org","tags":["Vendor Advisory","X Refsource OPENBSD"]},{"url":"http://www.openbsd.org/errata.html#icmp6","label":"www.openbsd.org/errata.html","hostname":"www.openbsd.org","tags":["Vendor Advisory","X Refsource OPENBSD"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2007-01-18T02:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-07T12:12:18.182Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":20,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T07:32:40.095Z","stale":false,"partial":false}}