{"api_version":"1","generated_at":"2026-07-23T12:59:12+00:00","cve":"CVE-2021-20650","urls":{"html":"https://cve.report/CVE-2021-20650","api":"https://cve.report/api/cve/CVE-2021-20650.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-20650","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20650"},"summary":{"title":"CVE-2021-20650","description":"Cross-site request forgery (CSRF) vulnerability in ELECOM NCC-EWF100RMWH2 allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.","state":"PUBLIC","assigner":"vultures@jpcert.or.jp","published_at":"2021-02-12 07:15:00","updated_at":"2021-02-18 18:37:00"},"problem_types":["CWE-352"],"metrics":[],"references":[{"url":"https://jvn.jp/en/jp/JVN47580234/index.html","name":"https://jvn.jp/en/jp/JVN47580234/index.html","refsource":"MISC","tags":["Third Party Advisory"],"title":"JVN#47580234: Multiple vulnerabilities in multiple ELECOM products","mime":"text/xml","httpstatus":"200","archivestatus":"0"},{"url":"https://www.elecom.co.jp/news/security/20210126-01/","name":"https://www.elecom.co.jp/news/security/20210126-01/","refsource":"MISC","tags":["Vendor Advisory"],"title":"無線LANルーターなどネットワーク製品の一部における脆弱性に関して - 最新情報 - セキュリティ情報｜ELECOM","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-20650","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20650","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"20650","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"elecom","cpe5":"ncc-ewf100rmwh2","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20650","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"elecom","cpe5":"ncc-ewf100rmwh2","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20650","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"elecom","cpe5":"ncc-ewf100rmwh2","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20650","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"elecom","cpe5":"ncc-ewf100rmwh2_firmware","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20650","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"elecom","cpe5":"ncc-ewf100rmwh2_firmware","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2021-20650","ASSIGNER":"vultures@jpcert.or.jp","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"ELECOM CO.,LTD.","product":{"product_data":[{"product_name":"NCC-EWF100RMWH2","version":{"version_data":[{"version_value":"NCC-EWF100RMWH2"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Cross-site request forgery"}]}]},"references":{"reference_data":[{"url":"https://www.elecom.co.jp/news/security/20210126-01/","refsource":"MISC","name":"https://www.elecom.co.jp/news/security/20210126-01/"},{"url":"https://jvn.jp/en/jp/JVN47580234/index.html","refsource":"MISC","name":"https://jvn.jp/en/jp/JVN47580234/index.html"}]},"description":{"description_data":[{"lang":"eng","value":"Cross-site request forgery (CSRF) vulnerability in ELECOM NCC-EWF100RMWH2 allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started."}]}},"nvd":{"publishedDate":"2021-02-12 07:15:00","lastModifiedDate":"2021-02-18 18:37:00","problem_types":["CWE-352"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:elecom:ncc-ewf100rmwh2_firmware:-:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:elecom:ncc-ewf100rmwh2:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"20650","Ordinal":"194695","Title":"CVE-2021-20650","CVE":"CVE-2021-20650","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"20650","Ordinal":"1","NoteData":"Cross-site request forgery (CSRF) vulnerability in ELECOM NCC-EWF100RMWH2 allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"20650","Ordinal":"2","NoteData":"2021-02-12","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"20650","Ordinal":"3","NoteData":"2021-02-12","Type":"Other","Title":"Modified"}]}}}