{"api_version":"1","generated_at":"2026-07-08T15:34:43+00:00","cve":"CVE-2012-4013","urls":{"html":"https://cve.report/CVE-2012-4013","api":"https://cve.report/api/cve/CVE-2012-4013.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2012-4013","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-4013"},"summary":{"title":"CVE-2012-4013","description":"The WebView class in the Cybozu KUNAI Browser for Remote Service application beta for Android allows remote attackers to execute arbitrary JavaScript code, and obtain sensitive information, via a crafted application that places this code into a local file associated with a file: URL.","state":"PUBLISHED","assigner":"jpcert","published_at":"2012-09-14 23:55:00","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-200","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"4.3","severity":"","vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"references":[{"url":"http://jvn.jp/en/jp/JVN03015214/index.html","name":"http://jvn.jp/en/jp/JVN03015214/index.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"JVN#03015214: KUNAI Browser for Remote Service beta vulnerable in the WebView class","mime":"text/xml","httpstatus":"200","archivestatus":"0"},{"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2012-000085","name":"http://jvndb.jvn.jp/jvndb/JVNDB-2012-000085","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://products.cybozu.co.jp/remote/product/smartphone/","name":"http://products.cybozu.co.jp/remote/product/smartphone/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-4013","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4013","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2012","cve_id":"4013","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"cybozu","cpe5":"kunai_browser_for_remote_service","cpe6":"-","cpe7":"beta","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"android","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T20:21:04.186Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"http://products.cybozu.co.jp/remote/product/smartphone/"},{"name":"JVNDB-2012-000085","tags":["third-party-advisory","x_refsource_JVNDB","x_transferred"],"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2012-000085"},{"name":"JVN#03015214","tags":["third-party-advisory","x_refsource_JVN","x_transferred"],"url":"http://jvn.jp/en/jp/JVN03015214/index.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"The WebView class in the Cybozu KUNAI Browser for Remote Service application beta for Android allows remote attackers to execute arbitrary JavaScript code, and obtain sensitive information, via a crafted application that places this code into a local file associated with a file: URL."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2012-09-14T23:00:00.000Z","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","shortName":"jpcert"},"references":[{"tags":["x_refsource_MISC"],"url":"http://products.cybozu.co.jp/remote/product/smartphone/"},{"name":"JVNDB-2012-000085","tags":["third-party-advisory","x_refsource_JVNDB"],"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2012-000085"},{"name":"JVN#03015214","tags":["third-party-advisory","x_refsource_JVN"],"url":"http://jvn.jp/en/jp/JVN03015214/index.html"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"vultures@jpcert.or.jp","ID":"CVE-2012-4013","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The WebView class in the Cybozu KUNAI Browser for Remote Service application beta for Android allows remote attackers to execute arbitrary JavaScript code, and obtain sensitive information, via a crafted application that places this code into a local file associated with a file: URL."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://products.cybozu.co.jp/remote/product/smartphone/","refsource":"MISC","url":"http://products.cybozu.co.jp/remote/product/smartphone/"},{"name":"JVNDB-2012-000085","refsource":"JVNDB","url":"http://jvndb.jvn.jp/jvndb/JVNDB-2012-000085"},{"name":"JVN#03015214","refsource":"JVN","url":"http://jvn.jp/en/jp/JVN03015214/index.html"}]}}}},"cveMetadata":{"assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","assignerShortName":"jpcert","cveId":"CVE-2012-4013","datePublished":"2012-09-14T23:00:00.000Z","dateReserved":"2012-07-12T00:00:00.000Z","dateUpdated":"2024-09-16T17:13:58.774Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2012-09-14 23:55:00","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-200","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cybozu:kunai_browser_for_remote_service:-:beta:*:*:*:android:*:*","matchCriteriaId":"6A450329-31EB-4EF1-935F-B0563BDF8A52"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2012","CveId":"4013","Ordinal":"1","Title":"CVE-2012-4013","CVE":"CVE-2012-4013","Year":"2012"},"notes":[{"CveYear":"2012","CveId":"4013","Ordinal":"1","NoteData":"The WebView class in the Cybozu KUNAI Browser for Remote Service application beta for Android allows remote attackers to execute arbitrary JavaScript code, and obtain sensitive information, via a crafted application that places this code into a local file associated with a file: URL.","Type":"Description","Title":"CVE-2012-4013"},{"CveYear":"2012","CveId":"4013","Ordinal":"2","NoteData":"2012-09-14","Type":"Other","Title":"Published"}]}}}