{
  "cveId": "CVE-2020-7247",
  "url": "https://patchblox.com/security/cve/CVE-2020-7247",
  "summary": "CVE-2020-7247 is fixed in opensmtpd on 1 platform by opensmtpd 6.0.3p1-1ubuntu0.1 (version 6.0.3p1-1ubuntu0.1), released January 29, 2020. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on March 25, 2022. Patch Radar priority: Patch now.",
  "title": "opensmtpd: smtp_mailaddr in smtp_session.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers...",
  "description": "smtp_mailaddr in smtp_session.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session, as demonstrated by shell metacharacters in a MAIL FROM field. This affects the \u0022uncommented\u0022 default configuration. The issue exists because of an incorrect return value upon failure of input validation.",
  "published": "2020-01-29T08:15:00Z",
  "severity": "High",
  "epss": 0.98972,
  "epssPercentile": 0.99929,
  "priority": "Patch now",
  "priorityTier": 1,
  "exploited": true,
  "vendorExploited": false,
  "disclosed": false,
  "kev": {
    "added": "2022-03-25T00:00:00Z",
    "due": "2022-04-15T00:00:00Z",
    "ransomware": false,
    "requiredAction": "Apply updates per vendor instructions."
  },
  "fixes": [
    {
      "platform": "linux",
      "product": "opensmtpd",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "6.0.3p1-1ubuntu0.1",
      "fix": "opensmtpd 6.0.3p1-1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-opensmtpd-6.0.3p1-1ubuntu0.1",
      "released": "2020-01-29T08:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}