CVE-2019-20634

{"id": "CVE-2019-20634", "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}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "published": "2020-03-30T21:15:12.373", "references": [{"url": "https://github.com/moohax/Proof-Pudding", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/moohax/Talks/blob/master/slides/DerbyCon19.pdf", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.proofpoint.com/us/security/CVE-2019-20634", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.proofpoint.com/us/security/security-advisories/pfpt-sn-2020-0001", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-697"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Proofpoint Email Protection through 2019-09-08. By collecting scores from Proofpoint email headers, it is possible to build a copy-cat Machine Learning Classification model and extract insights from this model. The insights gathered allow an attacker to craft emails that receive preferable scores, with a goal of delivering malicious emails."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Proofpoint Email Protection hasta el 08-09-2019. Mediante la recopilaci\u00f3n de puntajes de los encabezados de correo electr\u00f3nico de Proofpoint, es posible construir un modelo Machine Learning Classification copy-cat y extraer informaci\u00f3n de este modelo. Los conocimientos capturados permiten a un atacante dise\u00f1ar correos electr\u00f3nicos que reciban puntajes preferenciales, con el prop\u00f3sito de entregar correos electr\u00f3nicos maliciosos."}], "lastModified": "2022-04-27T16:40:35.440", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:proofpoint:email_protection:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38135AED-BADF-4BCB-9314-320175D5C61A", "versionEndIncluding": "2019-09-08"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}