CVE-2016-6329

{"id": "CVE-2016-6329", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2017-01-31T22:59:00.377", "references": [{"url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697", "tags": ["Permissions Required", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/92631", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.securitytracker.com/id/1036695", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf", "source": "secalert@redhat.com"}, {"url": "https://community.openvpn.net/openvpn/wiki/SWEET32", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/201611-02", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://sweet32.info/", "tags": ["Technical Description", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697", "tags": ["Permissions Required", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/92631", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1036695", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://community.openvpn.net/openvpn/wiki/SWEET32", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/201611-02", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://sweet32.info/", "tags": ["Technical Description", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-310"}]}], "descriptions": [{"lang": "en", "value": "OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a \"Sweet32\" attack."}, {"lang": "es", "value": "OpenVPN, cuando utiliza un cifrado de bloques de 64 bits, facilita a atacantes remotos obtener datos de texto plano a trav\u00e9s de un ataque birthday contra una sesi\u00f3n encriptada de larga duraci\u00f3n, como lo demuestra una sesi\u00f3n HTTP-over-OpenVPN usando Blowfish en modo CBC, tambi\u00e9n conocido como ataque \"Sweet32\"."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B92389B-7815-40EC-AA21-14154621BFAC", "versionEndIncluding": "2.3.14"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}