CVE-2019-20634

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/moohax/Talks/blob/master/slides/DerbyCon19.pdf", "name": "https://github.com/moohax/Talks/blob/master/slides/DerbyCon19.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://github.com/moohax/Proof-Pudding", "name": "https://github.com/moohax/Proof-Pudding", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.proofpoint.com/us/security/CVE-2019-20634", "name": "https://www.proofpoint.com/us/security/CVE-2019-20634", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://www.proofpoint.com/us/security/security-advisories/pfpt-sn-2020-0001", "name": "https://www.proofpoint.com/us/security/security-advisories/pfpt-sn-2020-0001", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-697"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-20634", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2020-03-30T21:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:proofpoint:email_protection:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2019-09-08"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-04-27T16:40Z"}