{
  "cveId": "CVE-2020-14954",
  "url": "https://patchblox.com/security/cve/CVE-2020-14954",
  "summary": "CVE-2020-14954 is fixed in 2 products on 1 platform, first by mutt 1.9.4-3ubuntu0.3, released June 21, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "mutt: Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3",
  "description": "Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a \u0022begin TLS\u0022 response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka \u0022response injection.\u0022",
  "published": "2020-06-21T10:15:00Z",
  "severity": "Medium",
  "epss": 0.02307,
  "epssPercentile": 0.83475,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "mutt",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.9.4-3ubuntu0.3",
      "fix": "mutt 1.9.4-3ubuntu0.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mutt-1.9.4-3ubuntu0.3",
      "released": "2020-06-21T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mutt",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.13.2-1ubuntu0.2",
      "fix": "mutt 1.13.2-1ubuntu0.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mutt-1.13.2-1ubuntu0.2",
      "released": "2020-06-21T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "neomutt",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20171215\u002Bdfsg.1-1ubuntu0.1~esm1",
      "fix": "neomutt 20171215\u002Bdfsg.1-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-neomutt-20171215-dfsg.1-1ubuntu0.1-esm1",
      "released": "2022-04-14T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "neomutt",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "20191207\u002Bdfsg.1-1.1ubuntu0.1~esm1",
      "fix": "neomutt 20191207\u002Bdfsg.1-1.1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-neomutt-20191207-dfsg.1-1.1ubuntu0.1-esm1",
      "released": "2024-11-11T19:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}