{"api_version":"1","generated_at":"2026-07-23T07:23:55+00:00","cve":"CVE-2011-0199","urls":{"html":"https://cve.report/CVE-2011-0199","api":"https://cve.report/api/cve/CVE-2011-0199.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-0199","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-0199"},"summary":{"title":"CVE-2011-0199","description":"The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.","state":"PUBLISHED","assigner":"apple","published_at":"2011-06-24 20:55:02","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-295","n/a","CWE-295 CWE-295 Improper Certificate Validation"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.9","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"ADP","type":"DECLARED","score":"5.9","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"5.9","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5.8","severity":"","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","baseScore":5.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE"}}],"references":[{"url":"http://support.apple.com/kb/HT4723","name":"http://support.apple.com/kb/HT4723","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"title":"About the security content of Mac OS X v10.6.8 and Security Update 2011-004 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html","name":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Patch","Vendor Advisory"],"title":"APPLE-SA-2011-06-23-1 Mac OS X v10.6.8 and Security Update 2011-004","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/48447","name":"http://www.securityfocus.com/bid/48447","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link","Third Party Advisory","VDB Entry"],"title":"Apple Mac OS X Certificate Trust Policy EV Certificate Security Bypass Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-0199","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0199","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":"2011","cve_id":"199","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"mac_os_x","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"199","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"mac_os_x_server","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":"2024-08-06T21:43:15.466Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://support.apple.com/kb/HT4723"},{"name":"APPLE-SA-2011-06-23-1","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"],"url":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html"},{"name":"48447","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/48447"}],"title":"CVE Program Container"},{"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","version":"3.1"}},{"other":{"content":{"id":"CVE-2011-0199","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-02-09T19:41:50.177264Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2025-01-21T18:01:55.874Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2011-06-23T00:00:00.000Z","descriptions":[{"lang":"en","value":"The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2011-10-27T09:00:00.000Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"http://support.apple.com/kb/HT4723"},{"name":"APPLE-SA-2011-06-23-1","tags":["vendor-advisory","x_refsource_APPLE"],"url":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html"},{"name":"48447","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/48447"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"product-security@apple.com","ID":"CVE-2011-0199","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 Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://support.apple.com/kb/HT4723","refsource":"CONFIRM","url":"http://support.apple.com/kb/HT4723"},{"name":"APPLE-SA-2011-06-23-1","refsource":"APPLE","url":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html"},{"name":"48447","refsource":"BID","url":"http://www.securityfocus.com/bid/48447"}]}}}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2011-0199","datePublished":"2011-06-24T20:00:00.000Z","dateReserved":"2010-12-23T00:00:00.000Z","dateUpdated":"2025-01-21T18:01:55.874Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2011-06-24 20:55:02","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-295","n/a","CWE-295 CWE-295 Improper Certificate Validation"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":3.6},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"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:P/I:P/A:N","baseScore":5.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":4.9,"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:mac_os_x:*:*:*:*:*:*:*:*","versionStartIncluding":"10.6.0","versionEndExcluding":"10.6.8","matchCriteriaId":"C49EABED-46D6-4AFC-A440-15B6A44D81E3"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*","versionStartIncluding":"10.6.0","versionEndExcluding":"10.6.8","matchCriteriaId":"A890E117-79B8-434D-92DF-2CCF73469519"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"199","Ordinal":"1","Title":"CVE-2011-0199","CVE":"CVE-2011-0199","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"199","Ordinal":"1","NoteData":"The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.","Type":"Description","Title":"CVE-2011-0199"},{"CveYear":"2011","CveId":"199","Ordinal":"2","NoteData":"2011-06-24","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"199","Ordinal":"3","NoteData":"2011-10-27","Type":"Other","Title":"Modified"}]}}}