{"api_version":"1","generated_at":"2026-07-23T19:55:32+00:00","cve":"CVE-2016-7636","urls":{"html":"https://cve.report/CVE-2016-7636","api":"https://cve.report/api/cve/CVE-2016-7636.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-7636","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-7636"},"summary":{"title":"CVE-2016-7636","description":"An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the \"Security\" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs.","state":"PUBLISHED","assigner":"apple","published_at":"2017-02-20 08:59:03","updated_at":"2025-04-20 01:37:25"},"problem_types":["CWE-20","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"5.9","severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","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/94905","name":"http://www.securityfocus.com/bid/94905","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"Apple macOS/watchOS/iOS/tvOS Multiple Security Vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://support.apple.com/HT207487","name":"https://support.apple.com/HT207487","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"About the security content of watchOS 3.1.3 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/HT207422","name":"https://support.apple.com/HT207422","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"About the security content of iOS 10.2 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1037469","name":"http://www.securitytracker.com/id/1037469","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Apple macOS/OS X Multiple Flaws Let Remote Users Execute Arbitrary Code and Local Users Deny Service and Gain Elevated Privileges - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/HT207423","name":"https://support.apple.com/HT207423","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"About the security content of macOS Sierra 10.12.2, Security Update 2016-003 El Capitan, and Security Update 2016-007 Yosemite - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-7636","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7636","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":"2016","cve_id":"7636","vulnerable":"1","versionEndIncluding":"10.1.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"iphone_os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7636","vulnerable":"1","versionEndIncluding":"10.12.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"mac_os_x","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7636","vulnerable":"1","versionEndIncluding":"2.2.2","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"watchos","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":"2024-08-06T02:04:55.650Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/HT207487"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/HT207422"},{"name":"94905","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/94905"},{"name":"1037469","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1037469"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/HT207423"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2017-02-13T00:00:00.000Z","descriptions":[{"lang":"en","value":"An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the \"Security\" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-07-26T09:57:01.000Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/HT207487"},{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/HT207422"},{"name":"94905","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/94905"},{"name":"1037469","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1037469"},{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/HT207423"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"product-security@apple.com","ID":"CVE-2016-7636","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":"An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the \"Security\" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://support.apple.com/HT207487","refsource":"CONFIRM","url":"https://support.apple.com/HT207487"},{"name":"https://support.apple.com/HT207422","refsource":"CONFIRM","url":"https://support.apple.com/HT207422"},{"name":"94905","refsource":"BID","url":"http://www.securityfocus.com/bid/94905"},{"name":"1037469","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1037469"},{"name":"https://support.apple.com/HT207423","refsource":"CONFIRM","url":"https://support.apple.com/HT207423"}]}}}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2016-7636","datePublished":"2017-02-20T08:35:00.000Z","dateReserved":"2016-09-09T00:00:00.000Z","dateUpdated":"2024-08-06T02:04:55.650Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2017-02-20 08:59:03","lastModifiedDate":"2025-04-20 01:37:25","problem_types":["CWE-20","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"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":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*","versionEndIncluding":"10.1.1","matchCriteriaId":"904491D9-AAB8-4754-901C-F5D261BEAC17"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","versionEndIncluding":"10.12.1","matchCriteriaId":"1ACD43C5-75C1-4489-8617-77DFB9C23D10"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*","versionEndIncluding":"2.2.2","matchCriteriaId":"17036F83-6506-40D0-B0B5-43206EF575F0"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"7636","Ordinal":"1","Title":"CVE-2016-7636","CVE":"CVE-2016-7636","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"7636","Ordinal":"1","NoteData":"An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the \"Security\" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs.","Type":"Description","Title":"CVE-2016-7636"},{"CveYear":"2016","CveId":"7636","Ordinal":"2","NoteData":"2017-02-20","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"7636","Ordinal":"3","NoteData":"2017-07-26","Type":"Other","Title":"Modified"}]}}}