{ "id": "CVE-2016-9243", "sourceIdentifier": "secalert@redhat.com", "published": "2017-03-27T17:59:00.460", "lastModified": "2024-11-21T03:00:50.370", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size." }, { "lang": "es", "value": "HKDF en criptograf\u00eda en versiones anteriores a 1.5.2 devuelve una cadena de bytes vac\u00eda si se utiliza con una longitud inferior que algorithm.digest_size." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "baseScore": 5.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:python:*:*", "versionEndIncluding": "1.5.2", "matchCriteriaId": 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"http://www.openwall.com/lists/oss-security/2016/11/09/2", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Patch", "VDB Entry" ] }, { "url": "http://www.securityfocus.com/bid/94216", "source": "secalert@redhat.com", "tags": [ "Broken Link", "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.ubuntu.com/usn/USN-3138-1", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://cryptography.io/en/latest/changelog", "source": "secalert@redhat.com", "tags": [ "Release Notes", "Third Party Advisory" ] }, { "url": "https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3aeb2d874", "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/pyca/cryptography/issues/3211", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R2ZOBMPWDFFHUZ6QOZZY36A6H5CGJXL/", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U23KDR2M2N7W2ZSREG63BVW7D4VC6CIZ/", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WQ5G7KHKZC4SI23JE7277KZXM57GEQKT/", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2016/11/09/2", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "VDB Entry" ] }, { "url": "http://www.securityfocus.com/bid/94216", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Broken Link", "Third Party Advisory", 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