{"schemaVersion":3,"id":"CVE-1999-0017","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.","dates":{"published":"1999-09-29T04:00:00.000Z","modified":"2024-08-01T16:27:56.465Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01985,"percentile":0.8032,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":-0.017,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.02002},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01985,"percentile":0.8032}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02002,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01985,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01985,"percentile":0.8032}]},"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":"caldera","product":"openlinux","name":"openlinux","label":"openlinux","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"1.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"1.2","eol":null,"hubHref":"/vendor/caldera/openlinux"},{"vendor":"freebsd","product":"freebsd","name":"freebsd","label":"freebsd","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"10","noFixRecorded":false,"fixedIn":null},{"text":"11","noFixRecorded":false,"fixedIn":null},{"text":"1.2","noFixRecorded":false,"fixedIn":null},{"text":"2.0","noFixRecorded":false,"fixedIn":null},{"text":"2.1.0","noFixRecorded":false,"fixedIn":null},{"text":"2.1.7","noFixRecorded":false,"fixedIn":null}],"versionsText":"10 | 11 | 1.2 | 2.0 | 2.1.0 | 2.1.7","eol":{"isEol":true,"eolDate":"2018-10-31T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"10","label":"stable/10","eolFrom":"2018-10-31T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"freebsd","label":"FreeBSD","category":"os"}},"hubHref":"/vendor/freebsd/freebsd"},{"vendor":"gnu","product":"inet","name":"inet","label":"inet","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"5.01","noFixRecorded":false,"fixedIn":null},{"text":"6.01","noFixRecorded":false,"fixedIn":null},{"text":"6.02","noFixRecorded":false,"fixedIn":null}],"versionsText":"5.01 | 6.01 | 6.02","eol":null,"hubHref":"/vendor/gnu/inet"},{"vendor":"ibm","product":"aix","name":"aix","label":"aix","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"3.2","noFixRecorded":false,"fixedIn":null},{"text":"4.1","noFixRecorded":false,"fixedIn":null},{"text":"4.2","noFixRecorded":false,"fixedIn":null},{"text":"4.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.2 | 4.1 | 4.2 | 4.3","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"ibm-aix","label":"IBM AIX","category":"os"}},"hubHref":"/vendor/ibm/aix"},{"vendor":"netbsd","product":"netbsd","name":"netbsd","label":"netbsd","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"1.0","noFixRecorded":false,"fixedIn":null},{"text":"1.1","noFixRecorded":false,"fixedIn":null},{"text":"1.2","noFixRecorded":false,"fixedIn":null},{"text":"1.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"1.0 | 1.1 | 1.2 | 1.2.1","eol":{"isEol":true,"eolDate":"2006-05-17T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"1","label":"1","eolFrom":"2006-05-17T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":"1.6.2"},"product":{"name":"netbsd","label":"NetBSD","category":"os"}},"hubHref":"/vendor/netbsd/netbsd"},{"vendor":"sco","product":"open_desktop","name":"open desktop","label":"open_desktop","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"3.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.0","eol":null,"hubHref":"/vendor/sco/open_desktop"},{"vendor":"sco","product":"openserver","name":"openserver","label":"openserver","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"5.0.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"5.0.4","eol":null,"hubHref":"/vendor/sco/openserver"},{"vendor":"sco","product":"unixware","name":"unixware","label":"unixware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.1","eol":null,"hubHref":"/vendor/sco/unixware"},{"vendor":"sun","product":"sunos","name":"sunos","label":"sunos","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.3u1","noFixRecorded":false,"fixedIn":null},{"text":"4.1.4","noFixRecorded":false,"fixedIn":null},{"text":"5.3","noFixRecorded":false,"fixedIn":null},{"text":"5.4","noFixRecorded":false,"fixedIn":null},{"text":"5.5","noFixRecorded":false,"fixedIn":null},{"text":"5.5.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.3u1 | 4.1.4 | 5.3 | 5.4 | 5.5 | 5.5.1","eol":null,"hubHref":"/vendor/sun/sunos"},{"vendor":"washington_university","product":"wu-ftpd","name":"wu-ftpd","label":"wu-ftpd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.4","eol":null,"hubHref":"/vendor/washington_university/wu-ftpd"}],"affectedCount":10,"eol":{"hasEol":true,"count":2},"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0017","label":"exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0017","hostname":"exchange.xforce.ibmcloud.com","tags":["X Refsource MISC"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"1999-09-29T04:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-01T16:27:56.465Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T16:57:26.716Z","stale":false,"partial":false}}