{"schemaVersion":3,"id":"CVE-1999-0012","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Some web servers under Microsoft Windows allow remote attackers to bypass access restrictions for files with long file names.","dates":{"published":"1999-09-29T04:00:00.000Z","modified":"2025-04-09T18:30:54.684Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7,"severity":"high","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7,"severity":"high","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.18528,"percentile":0.97228,"severity":"medium","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.18528},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.18528,"percentile":0.97228}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.18528,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.18528,"percentile":0.97228}]},"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":[{"id":"CWE-290","name":"Authentication Bypass by Spoofing","description":"This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/290.html"}],"affected":[{"vendor":"microsoft","product":"internet_information_server","name":"internet information server","label":"internet_information_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"4.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.0","eol":null,"hubHref":"/vendor/microsoft/internet_information_server"},{"vendor":"microsoft","product":"personal_web_server","name":"personal web server","label":"personal_web_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"4.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.0","eol":null,"hubHref":"/vendor/microsoft/personal_web_server"},{"vendor":"netscape","product":"enterprise_server","name":"enterprise server","label":"enterprise_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.0","eol":null,"hubHref":"/vendor/netscape/enterprise_server"},{"vendor":"netscape","product":"fasttrack_server","name":"fasttrack server","label":"fasttrack_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.01","noFixRecorded":false,"fixedIn":null},{"text":"3.01","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.01 | 3.01","eol":null,"hubHref":"/vendor/netscape/fasttrack_server"}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0012","label":"exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0012","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":"2025-04-09T18:30:54.684Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":32,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T21:04:46.988Z","stale":false,"partial":false}}