{"schemaVersion":3,"id":"CVE-2021-38539","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Certain NETGEAR devices are affected by privilege escalation. This affects D8500 before 1.0.3.44, R6400v2 before 1.0.2.66, R6700 before 1.0.2.6, R6700v3 before 1.0.2.66, R6900 before 1.0.2.4, R6900P before 1.3.2.126, R7000 before 1.0.9.42, R7000P before 1.3.2.126, R7100LG before 1.0.0.50, R7300DST before 1.0.0.70, R7900 before 1.0.3.10, R8300 before 1.0.2.130, and R8500 before 1.0.2.130.","dates":{"published":"2021-08-10T23:58:28.000Z","modified":"2024-08-04T01:44:22.930Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.3,"severity":"medium","vector":"CVSS:3.1/AC:L/AV:A/A:N/C:L/I:H/PR:L/S:U/UI:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/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":6.5,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00822,"percentile":0.56516,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.00822},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00822,"percentile":0.56516}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00822,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00822,"percentile":0.56516}]},"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":"netgear","product":"d8500_firmware","name":"d8500 firmware","label":"d8500_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.3.44","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.3.44","eol":null,"hubHref":"/vendor/netgear/d8500"},{"vendor":"netgear","product":"r6400_firmware","name":"r6400 firmware","label":"r6400_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.66","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.66","eol":null,"hubHref":"/vendor/netgear/r6400"},{"vendor":"netgear","product":"r6700_firmware","name":"r6700 firmware","label":"r6700_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.6","noFixRecorded":false,"fixedIn":null},{"text":"< 1.0.2.66","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.6 | < 1.0.2.66","eol":null,"hubHref":"/vendor/netgear/r6700"},{"vendor":"netgear","product":"r6900_firmware","name":"r6900 firmware","label":"r6900_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.4","eol":null,"hubHref":"/vendor/netgear/r6900"},{"vendor":"netgear","product":"r6900p_firmware","name":"r6900p firmware","label":"r6900p_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.3.2.126","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.2.126","eol":null,"hubHref":"/vendor/netgear/r6900p"},{"vendor":"netgear","product":"r7000","name":"R7000","label":"r7000","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.0.9.42","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.9.42","eol":null,"hubHref":"/vendor/netgear/r7000"},{"vendor":"netgear","product":"r7000p","name":"R7000P","label":"r7000p","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.3.2.126","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.2.126","eol":null,"hubHref":"/vendor/netgear/r7000p"},{"vendor":"netgear","product":"r7100lg_firmware","name":"r7100lg firmware","label":"r7100lg_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.50","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.50","eol":null,"hubHref":"/vendor/netgear/r7100lg"},{"vendor":"netgear","product":"r7300dst","name":"R7300DST","label":"r7300dst","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.70","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.70","eol":null,"hubHref":"/vendor/netgear/r7300dst"},{"vendor":"netgear","product":"r7900_firmware","name":"r7900 firmware","label":"r7900_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.3.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.3.10","eol":null,"hubHref":"/vendor/netgear/r7900"},{"vendor":"netgear","product":"r8300_firmware","name":"r8300 firmware","label":"r8300_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.130","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.130","eol":null,"hubHref":"/vendor/netgear/r8300"},{"vendor":"netgear","product":"r8500_firmware","name":"r8500 firmware","label":"r8500_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.130","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.130","eol":null,"hubHref":"/vendor/netgear/r8500"}],"affectedCount":12,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://kb.netgear.com/000063760/Security-Advisory-for-Vertical-Privilege-Escalation-on-Some-Routers-and-Gateways-PSV-2018-0385","label":"kb.netgear.com/000063760/…","hostname":"kb.netgear.com","tags":["X Refsource MISC","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-08-10T23:58:28.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T01:44:22.930Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T13:01:27.968Z","stale":false,"partial":false}}