{"schemaVersion":3,"id":"CVE-2019-16327","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"D-Link DIR-601 B1 2.00NA devices are vulnerable to authentication bypass. They do not check for authentication at the server side and rely on client-side validation, which is bypassable. NOTE: this is an end-of-life product.","dates":{"published":"2019-12-26T17:28:35.000Z","modified":"2024-08-05T01:10:41.670Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"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":0.01805,"percentile":0.78242,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01805},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01805,"percentile":0.78242}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01805,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01805,"percentile":0.78242}]},"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":[{"id":"REF_742ED81225D3A541","name":"Exploit Reference (0x62626262.wordpress.com)","source":"reference","url":"https://0x62626262.wordpress.com/2019/12/24/dlink-dir-601-router-authentication-bypass-and-csrf/","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-287","name":"Improper Authentication","description":"When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/287.html"}],"affected":[{"vendor":"dlink","product":"dir-601_firmware","name":"dir-601 firmware","label":"dir-601_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"2.00na","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.00na","eol":null,"hubHref":"/vendor/dlink/dir-601"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://0x62626262.wordpress.com/2019/12/24/dlink-dir-601-router-authentication-bypass-and-csrf/","label":"0x62626262.wordpress.com/2019/12/24/dlink-dir-601-router-authentication-bypass-and-csrf/","hostname":"0x62626262.wordpress.com","tags":["X Refsource MISC","Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-12-26T17:28:35.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T01:10:41.670Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T21:10:54.178Z","stale":false,"partial":false}}