CVE-2017-7521

{"id": "CVE-2017-7521", "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:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2017-06-27T13:29:00.240", "references": [{"url": "http://www.debian.org/security/2017/dsa-3900", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/99230", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.securitytracker.com/id/1038768", "source": "secalert@redhat.com"}, {"url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2017/dsa-3900", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/99230", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1038768", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-415"}, {"lang": "en", "value": "CWE-772"}]}], "descriptions": [{"lang": "en", "value": "OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension()."}, {"lang": "es", "value": "Las versiones de OpenVPN anteriores a 2.4.3 y 2.3.17, son vulnerables a una denegaci\u00f3n de servicio remota debido a un agotamiento de memoria causado por p\u00e9rdida de memoria y un problema de doble liberaci\u00f3n (Double Free) en la funci\u00f3n extract_x509_extension()."}], "lastModified": "2024-11-21T03:32:04.100", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "216840B9-FCDB-4921-BE12-2A1FA42F8FDE", "versionEndIncluding": "2.3.16"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "84F5C67A-34A4-4C7E-BCA9-AF3E5FC70AF6"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A857CA88-60B0-4D34-87B6-770B67981501"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B42297EE-B347-4BD8-A657-BDF0AA010C06"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7C7A56E8-09C8-4DB2-9244-9E5E2BEC1821"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41ACD637-EF6B-40E4-BDE6-0EE7D6AEBAD4"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A4150AD-3F46-487D-BCF8-79D0AE2A092D"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7F7663E-3EB5-44F4-B7DE-294A549A12BE"}, {"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "81434C3E-F992-4F29-9092-6823989B6909"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}