{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-25T23:31:36.236","vulnerabilities":[{"cve":{"id":"CVE-2021-20646","sourceIdentifier":"vultures@jpcert.or.jp","published":"2021-02-12T07:15:15.200","lastModified":"2026-06-17T03:34:10.787","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-A 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."},{"lang":"es","value":"Una vulnerabilidad de tipo cross-site request forgery (CSRF) en ELECOM WRC-300FEBK-A, permite a atacantes remotos secuestrar la autenticación de los administradores y ejecutar una petición arbitraria por medio de un vector no especificado.&#xa0;Como resultado, la configuración del dispositivo puede ser alterada y/o el demonio telnet puede ser iniciado"}],"affected":[{"source":"vultures@jpcert.or.jp","affectedData":[{"vendor":"ELECOM CO.,LTD.","product":"WRC-300FEBK-A","versions":[{"version":"WRC-300FEBK-A","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-352"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:elecom:wrc-300febk-a_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"196F5519-11FE-4579-B73D-D1966B02A051"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:elecom:wrc-300febk-a:-:*:*:*:*:*:*:*","matchCriteriaId":"7D4EB1A0-00B1-4587-897D-22D7CD067515"}]}]}],"references":[{"url":"https://jvn.jp/en/jp/JVN47580234/index.html","source":"vultures@jpcert.or.jp","tags":["Third Party Advisory"]},{"url":"https://www.elecom.co.jp/news/security/20210126-01/","source":"vultures@jpcert.or.jp","tags":["Vendor Advisory"]},{"url":"https://jvn.jp/en/jp/JVN47580234/index.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.elecom.co.jp/news/security/20210126-01/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}