{"api_version":"1","generated_at":"2026-07-23T07:08:51+00:00","cve":"CVE-2014-2903","urls":{"html":"https://cve.report/CVE-2014-2903","api":"https://cve.report/api/cve/CVE-2014-2903.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2014-2903","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-2903"},"summary":{"title":"CVE-2014-2903","description":"CyaSSL does not check the key usage extension in leaf certificates, which allows remote attackers to spoof servers via a crafted server certificate not authorized for use in an SSL/TLS handshake.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2017-10-06 15:29:00","updated_at":"2017-10-17 15:59:00"},"problem_types":["CWE-310"],"metrics":[],"references":[{"url":"http://secunia.com/advisories/62604","name":"62604","refsource":"SECUNIA","tags":["Permissions Required","Third Party Advisory"],"title":"Security Advisory SA62604 - CyaSSL Multiple Certificate Spoofing Vulnerabilities - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2014/04/18/2","name":"[oss-security] 20140418 Re: CVE ids for CyaSSL 2.9.4?","refsource":"MLIST","tags":["Mailing List","Third Party Advisory"],"title":"oss-security - Re: CVE ids for CyaSSL 2.9.4?","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-2903","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-2903","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2014","cve_id":"2903","vulnerable":"1","versionEndIncluding":"2.9.4","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wolfssl","cpe5":"wolfssl","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2014-2903","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":"CyaSSL does not check the key usage extension in leaf certificates, which allows remote attackers to spoof servers via a crafted server certificate not authorized for use in an SSL/TLS handshake."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"62604","refsource":"SECUNIA","url":"http://secunia.com/advisories/62604"},{"name":"[oss-security] 20140418 Re: CVE ids for CyaSSL 2.9.4?","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2014/04/18/2"}]}},"nvd":{"publishedDate":"2017-10-06 15:29:00","lastModifiedDate":"2017-10-17 15:59:00","problem_types":["CWE-310"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.9,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.2,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"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:wolfssl:wolfssl:*:*:*:*:*:*:*:*","versionEndIncluding":"2.9.4","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2014","CveId":"2903","Ordinal":"69845","Title":"CVE-2014-2903","CVE":"CVE-2014-2903","Year":"2014"},"notes":[{"CveYear":"2014","CveId":"2903","Ordinal":"1","NoteData":"CyaSSL does not check the key usage extension in leaf certificates, which allows remote attackers to spoof servers via a crafted server certificate not authorized for use in an SSL/TLS handshake.","Type":"Description","Title":null},{"CveYear":"2014","CveId":"2903","Ordinal":"2","NoteData":"2017-10-06","Type":"Other","Title":"Published"},{"CveYear":"2014","CveId":"2903","Ordinal":"3","NoteData":"2017-10-06","Type":"Other","Title":"Modified"}]}}}