{"api_version":"1","generated_at":"2026-07-23T13:42:26+00:00","cve":"CVE-2015-5639","urls":{"html":"https://cve.report/CVE-2015-5639","api":"https://cve.report/api/cve/CVE-2015-5639.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2015-5639","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-5639"},"summary":{"title":"CVE-2015-5639","description":"niconico App for iOS before 6.38 does not verify SSL certificates which could allow remote attackers to execute man-in-the-middle attacks.","state":"PUBLIC","assigner":"vultures@jpcert.or.jp","published_at":"2017-10-10 16:29:00","updated_at":"2017-11-05 22:40:00"},"problem_types":["CWE-295"],"metrics":[],"references":[{"url":"http://www.securityfocus.com/bid/76906","name":"76906","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"niconico App for iOS CVE-2015-56 SSL Certificate Validation Security Bypass Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://jvn.jp/en/jp/JVN20355129/index.html","name":"JVN#20355129","refsource":"JVN","tags":["Third Party Advisory","VDB Entry"],"title":"JVN#20355129: niconico App for iOS fails to verify SSL server certificates","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-000137.html","name":"JVNDB-2015-000137","refsource":"JVNDB","tags":["Third Party Advisory","VDB Entry"],"title":"JVNDB-2015-000137 - JVN iPedia","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://blog.nicovideo.jp/niconews/ni055746.html","name":"http://blog.nicovideo.jp/niconews/ni055746.html","refsource":"MISC","tags":["Vendor Advisory"],"title":"iOS版「niconico」アプリにおける脆弱性と、セキュリティ強化について‐ニコニコインフォ","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-5639","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-5639","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2015","cve_id":"5639","vulnerable":"1","versionEndIncluding":"6.37","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"dwango","cpe5":"niconico","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"iphone_os","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"vultures@jpcert.or.jp","ID":"CVE-2015-5639","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":"niconico App for iOS before 6.38 does not verify SSL certificates which could allow remote attackers to execute man-in-the-middle attacks."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"JVN#20355129","refsource":"JVN","url":"http://jvn.jp/en/jp/JVN20355129/index.html"},{"name":"JVNDB-2015-000137","refsource":"JVNDB","url":"http://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-000137.html"},{"name":"http://blog.nicovideo.jp/niconews/ni055746.html","refsource":"MISC","url":"http://blog.nicovideo.jp/niconews/ni055746.html"},{"name":"76906","refsource":"BID","url":"http://www.securityfocus.com/bid/76906"}]}},"nvd":{"publishedDate":"2017-10-10 16:29:00","lastModifiedDate":"2017-11-05 22:40:00","problem_types":["CWE-295"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH"},"exploitabilityScore":2.2,"impactScore":5.2},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":5.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":4.9,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:dwango:niconico:*:*:*:*:*:iphone_os:*:*","versionEndIncluding":"6.37","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2015","CveId":"5639","Ordinal":"82635","Title":"CVE-2015-5639","CVE":"CVE-2015-5639","Year":"2015"},"notes":[{"CveYear":"2015","CveId":"5639","Ordinal":"1","NoteData":"niconico App for iOS before 6.38 does not verify SSL certificates which could allow remote attackers to execute man-in-the-middle attacks.","Type":"Description","Title":null},{"CveYear":"2015","CveId":"5639","Ordinal":"2","NoteData":"2017-10-10","Type":"Other","Title":"Published"},{"CveYear":"2015","CveId":"5639","Ordinal":"3","NoteData":"2017-10-10","Type":"Other","Title":"Modified"}]}}}