CVE-2016-2402

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:squareup:okhttp:*:*:*:*:*:*:*:*", "matchCriteriaId": "770E740C-33B8-4A51-B55F-B240F33960BD", "versionEndIncluding": "2.7.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:squareup:okhttp3:3.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "A4AD815F-E998-4C8D-B64C-B5C6E0750D3D", "vulnerable": true}, {"criteria": "cpe:2.3:a:squareup:okhttp3:3.0.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "D6367344-FB92-46BE-B460-423573309C88", "vulnerable": true}, {"criteria": "cpe:2.3:a:squareup:okhttp3:3.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "37FD7BC3-0E9A-4BFE-9058-8C55A495EF2C", "vulnerable": true}, {"criteria": "cpe:2.3:a:squareup:okhttp3:3.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA32D418-4F2A-4CE8-9AE0-5168B7DDF7A8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squareup:okhttp3:3.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "AA482A17-1951-4725-90C5-CCD39CD4A220", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OkHttp before 2.7.4 and 3.x before 3.1.2 allows man-in-the-middle attackers to bypass certificate pinning by sending a certificate chain with a certificate from a non-pinned trusted CA and the pinned certificate."}, {"lang": "es", "value": "OkHttp antes de 2.7.4 y 3.x antes de 3.1.2 permite que los atacantes man-in-the-middle eludan la fijaci\u00f3n de certificados enviando una cadena de certificados con un CA no fijado confiable y el certificado fijado."}], "id": "CVE-2016-2402", "lastModified": "2026-06-17T00:43:59.843", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-01-30T22:59:00.390", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/02/10/8"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/02/18/7"}, {"source": "cve@mitre.org", "tags": ["Technical Description", "Third Party Advisory"], "url": "https://koz.io/pinning-cve-2016-2402/"}, {"source": "cve@mitre.org", "url": "https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://publicobject.com/2016/02/11/okhttp-certificate-pinning-vulnerability/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/02/10/8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/02/18/7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description", "Third Party Advisory"], "url": "https://koz.io/pinning-cve-2016-2402/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://publicobject.com/2016/02/11/okhttp-certificate-pinning-vulnerability/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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