{"api_version":"1","generated_at":"2026-07-23T20:47:05+00:00","cve":"CVE-2016-7821","urls":{"html":"https://cve.report/CVE-2016-7821","api":"https://cve.report/api/cve/CVE-2016-7821.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-7821","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-7821"},"summary":{"title":"CVE-2016-7821","description":"Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors.","state":"PUBLISHED","assigner":"jpcert","published_at":"2017-06-09 16:29:00","updated_at":"2025-04-20 01:37:25"},"problem_types":["CWE-20","Denial-of-service (DoS)"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"6.5","severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"4.3","severity":"","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.securityfocus.com/bid/94648","name":"http://www.securityfocus.com/bid/94648","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"Buffalo WNC01WH JVN#40613060 Multiple Security Vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://buffalo.jp/support_s/s20161201.html","name":"http://buffalo.jp/support_s/s20161201.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"ネットワークカメラ WNC01WH に関する複数の脆弱性 | バッファロー","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://jvn.jp/en/jp/JVN40613060/index.html","name":"https://jvn.jp/en/jp/JVN40613060/index.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"JVN#40613060: Multiple vulnerabilities in WNC01WH","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-7821","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7821","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"BUFFALO INC.","product":"WNC01WH","version":"affected firmware version 1.0.0.8 and earlier","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2016","cve_id":"7821","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"buffalotech","cpe5":"wnc01wh","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7821","vulnerable":"1","versionEndIncluding":"1.0.0.8","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"buffalotech","cpe5":"wnc01wh_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T02:04:56.024Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"JVN#40613060","tags":["third-party-advisory","x_refsource_JVN","x_transferred"],"url":"https://jvn.jp/en/jp/JVN40613060/index.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://buffalo.jp/support_s/s20161201.html"},{"name":"94648","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/94648"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"WNC01WH","vendor":"BUFFALO INC.","versions":[{"status":"affected","version":"firmware version 1.0.0.8 and earlier"}]}],"datePublic":"2016-12-02T00:00:00.000Z","descriptions":[{"lang":"en","value":"Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors."}],"problemTypes":[{"descriptions":[{"description":"Denial-of-service (DoS)","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-06-12T09:57:01.000Z","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","shortName":"jpcert"},"references":[{"name":"JVN#40613060","tags":["third-party-advisory","x_refsource_JVN"],"url":"https://jvn.jp/en/jp/JVN40613060/index.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://buffalo.jp/support_s/s20161201.html"},{"name":"94648","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/94648"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"vultures@jpcert.or.jp","ID":"CVE-2016-7821","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"WNC01WH","version":{"version_data":[{"version_value":"firmware version 1.0.0.8 and earlier"}]}}]},"vendor_name":"BUFFALO INC."}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Denial-of-service (DoS)"}]}]},"references":{"reference_data":[{"name":"JVN#40613060","refsource":"JVN","url":"https://jvn.jp/en/jp/JVN40613060/index.html"},{"name":"http://buffalo.jp/support_s/s20161201.html","refsource":"CONFIRM","url":"http://buffalo.jp/support_s/s20161201.html"},{"name":"94648","refsource":"BID","url":"http://www.securityfocus.com/bid/94648"}]}}}},"cveMetadata":{"assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","assignerShortName":"jpcert","cveId":"CVE-2016-7821","datePublished":"2017-06-09T16:00:00.000Z","dateReserved":"2016-09-09T00:00:00.000Z","dateUpdated":"2024-08-06T02:04:56.024Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2017-06-09 16:29:00","lastModifiedDate":"2025-04-20 01:37:25","problem_types":["CWE-20","Denial-of-service (DoS)"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"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:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalotech:wnc01wh_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.0.8","matchCriteriaId":"68804DC0-3EDC-4777-92B9-33A9CC22C652"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalotech:wnc01wh:-:*:*:*:*:*:*:*","matchCriteriaId":"1D4DDFBA-C88C-4957-82CE-90DEA0FE7CA9"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"7821","Ordinal":"1","Title":"CVE-2016-7821","CVE":"CVE-2016-7821","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"7821","Ordinal":"1","NoteData":"Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors.","Type":"Description","Title":"CVE-2016-7821"},{"CveYear":"2016","CveId":"7821","Ordinal":"2","NoteData":"2017-06-09","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"7821","Ordinal":"3","NoteData":"2017-06-12","Type":"Other","Title":"Modified"}]}}}