{
  "schema_version": "1.4.0",
  "id": "GHSA-f9h8-wxp6-hpxv",
  "modified": "2022-05-24T17:12:56Z",
  "published": "2022-05-24T17:12:56Z",
  "aliases": [
    "CVE-2019-20634"
  ],
  "details": "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.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-20634"
    },
    {
      "type": "WEB",
      "url": "https://github.com/moohax/Proof-Pudding"
    },
    {
      "type": "WEB",
      "url": "https://github.com/moohax/Talks/blob/master/slides/DerbyCon19.pdf"
    },
    {
      "type": "WEB",
      "url": "https://www.proofpoint.com/us/security/CVE-2019-20634"
    },
    {
      "type": "WEB",
      "url": "https://www.proofpoint.com/us/security/security-advisories/pfpt-sn-2020-0001"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20",
      "CWE-697"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-03-30T21:15:00Z"
  }
}