{"schemaVersion":3,"id":"CVE-2021-45658","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86, EX6200v2 before 1.0.1.78, EX6250 before 1.0.0.110, EX6410 before 1.0.0.110, EX6420 before 1.0.0.110, EX6400v2 before 1.0.0.110, EX7300 before 1.0.2.144, EX6400 before 1.0.2.144, EX7320 before 1.0.0.110, EX7300v2 before 1.0.0.110, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.90, RBK40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, RBS50Y before 2.6.1.40, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.72, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.","dates":{"published":"2021-12-26T00:27:48.000Z","modified":"2024-08-04T04:47:01.959Z","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":"CVE.org","score":7.1,"severity":"high","vector":"CVSS:3.1/AC:L/AV:L/A:N/C:H/I:H/PR:L/S:U/UI:N","exploitability":null,"impact":null,"computed":false},{"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":0.0082,"percentile":0.5645,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.0082},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0082,"percentile":0.5645}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0082,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0082,"percentile":0.5645}]},"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-74","name":"Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","description":"The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/74.html"}],"affected":[{"vendor":"netgear","product":"d7800_firmware","name":"d7800 firmware","label":"d7800_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.58","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.58","eol":null,"hubHref":"/vendor/netgear/d7800"},{"vendor":"netgear","product":"dm200_firmware","name":"dm200 firmware","label":"dm200_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.66","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.66","eol":null,"hubHref":"/vendor/netgear/dm200"},{"vendor":"netgear","product":"ex2700_firmware","name":"ex2700 firmware","label":"ex2700_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.56","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.56","eol":null,"hubHref":"/vendor/netgear/ex2700"},{"vendor":"netgear","product":"ex6100v2_firmware","name":"ex6100v2 firmware","label":"ex6100v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.86","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.86","eol":null,"hubHref":"/vendor/netgear/ex6100v2"},{"vendor":"netgear","product":"ex6150v2_firmware","name":"ex6150v2 firmware","label":"ex6150v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.86","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.86","eol":null,"hubHref":"/vendor/netgear/ex6150v2"},{"vendor":"netgear","product":"ex6200v2_firmware","name":"ex6200v2 firmware","label":"ex6200v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.78","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.78","eol":null,"hubHref":"/vendor/netgear/ex6200v2"},{"vendor":"netgear","product":"ex6250_firmware","name":"ex6250 firmware","label":"ex6250_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex6250"},{"vendor":"netgear","product":"ex6400_firmware","name":"ex6400 firmware","label":"ex6400_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.144","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.144","eol":null,"hubHref":"/vendor/netgear/ex6400"},{"vendor":"netgear","product":"ex6400v2_firmware","name":"ex6400v2 firmware","label":"ex6400v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex6400v2"},{"vendor":"netgear","product":"ex6410_firmware","name":"ex6410 firmware","label":"ex6410_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex6410"},{"vendor":"netgear","product":"ex6420_firmware","name":"ex6420 firmware","label":"ex6420_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex6420"},{"vendor":"netgear","product":"ex7300_firmware","name":"ex7300 firmware","label":"ex7300_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.144","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.144","eol":null,"hubHref":"/vendor/netgear/ex7300"},{"vendor":"netgear","product":"ex7300v2_firmware","name":"ex7300v2 firmware","label":"ex7300v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex7300v2"},{"vendor":"netgear","product":"ex7320_firmware","name":"ex7320 firmware","label":"ex7320_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.110","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.110","eol":null,"hubHref":"/vendor/netgear/ex7320"},{"vendor":"netgear","product":"r7500v2_firmware","name":"r7500v2 firmware","label":"r7500v2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.3.48","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.3.48","eol":null,"hubHref":"/vendor/netgear/r7500v2"},{"vendor":"netgear","product":"r7800_firmware","name":"r7800 firmware","label":"r7800_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.68","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.68","eol":null,"hubHref":"/vendor/netgear/r7800"},{"vendor":"netgear","product":"r8900_firmware","name":"r8900 firmware","label":"r8900_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.5.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.5.2","eol":null,"hubHref":"/vendor/netgear/r8900"},{"vendor":"netgear","product":"r9000_firmware","name":"r9000 firmware","label":"r9000_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.5.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.5.2","eol":null,"hubHref":"/vendor/netgear/r9000"},{"vendor":"netgear","product":"rax120_firmware","name":"rax120 firmware","label":"rax120_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.90","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.90","eol":null,"hubHref":"/vendor/netgear/rax120"},{"vendor":"netgear","product":"rbk20_firmware","name":"rbk20 firmware","label":"rbk20_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbk20"},{"vendor":"netgear","product":"rbk40_firmware","name":"rbk40 firmware","label":"rbk40_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbk40"},{"vendor":"netgear","product":"rbk50_firmware","name":"rbk50 firmware","label":"rbk50_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbk50"},{"vendor":"netgear","product":"rbr20_firmware","name":"rbr20 firmware","label":"rbr20_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbr20"},{"vendor":"netgear","product":"rbr50_firmware","name":"rbr50 firmware","label":"rbr50_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbr50"},{"vendor":"netgear","product":"rbs20_firmware","name":"rbs20 firmware","label":"rbs20_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbs20"},{"vendor":"netgear","product":"rbs50_firmware","name":"rbs50 firmware","label":"rbs50_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.5.1.16","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1.16","eol":null,"hubHref":"/vendor/netgear/rbs50"},{"vendor":"netgear","product":"rbs50y_firmware","name":"rbs50y firmware","label":"rbs50y_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.6.1.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.6.1.40","eol":null,"hubHref":"/vendor/netgear/rbs50y"},{"vendor":"netgear","product":"wn3000rpv2_firmware","name":"wn3000rpv2 firmware","label":"wn3000rpv2_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.78","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.78","eol":null,"hubHref":"/vendor/netgear/wn3000rpv2"},{"vendor":"netgear","product":"wn3000rpv3_firmware","name":"wn3000rpv3 firmware","label":"wn3000rpv3_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.80","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.80","eol":null,"hubHref":"/vendor/netgear/wn3000rpv3"},{"vendor":"netgear","product":"wnr2000v5_firmware","name":"wnr2000v5 firmware","label":"wnr2000v5_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.0.72","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.72","eol":null,"hubHref":"/vendor/netgear/wnr2000v5"},{"vendor":"netgear","product":"xr500_firmware","name":"xr500 firmware","label":"xr500_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.3.2.56","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.3.2.56","eol":null,"hubHref":"/vendor/netgear/xr500"},{"vendor":"netgear","product":"xr700_firmware","name":"xr700 firmware","label":"xr700_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.1.20","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1.20","eol":null,"hubHref":"/vendor/netgear/xr700"}],"affectedCount":32,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://kb.netgear.com/000064062/Security-Advisory-for-Server-Side-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0125","label":"kb.netgear.com/000064062/…","hostname":"kb.netgear.com","tags":["X Refsource MISC","Patch","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-12-26T00:27:48.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T04:47:01.959Z","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":"2026-10-19T08:38:44.810Z","stale":false,"partial":false}}