{
  "cveId": "CVE-2019-20925",
  "url": "https://patchblox.com/security/cve/CVE-2019-20925",
  "summary": "CVE-2019-20925 is fixed in 4 products on 1 platform, first by mongodb 1:3.6.3-0ubuntu1.4, released November 24, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "mongodb: An unauthenticated client can trigger denial of service by issuing specially crafted wire protocol messages, which ca...",
  "description": "An unauthenticated client can trigger denial of service by issuing specially crafted wire protocol messages, which cause the message decompressor to incorrectly allocate memory. This issue affects MongoDB Server v4.2 versions prior to 4.2.1; MongoDB Server v4.0 versions prior to 4.0.13; MongoDB Server v3.6 versions prior to 3.6.15 and MongoDB Server v3.4 versions prior to 3.4.24.",
  "published": "2020-11-24T03:15:00Z",
  "severity": "Medium",
  "epss": 0.01676,
  "epssPercentile": 0.77011,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "mongodb",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:3.6.3-0ubuntu1.4",
      "fix": "mongodb 1:3.6.3-0ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mongodb-1-3.6.3-0ubuntu1.4",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "fix": "mongodb 1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mongodb-1-3.6.9-really3.6.8-90-g8e540c0b6d-0ubuntu5.3",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-clients",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:3.6.3-0ubuntu1.4",
      "fix": "mongodb-clients 1:3.6.3-0ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mongodb-clients-1-3.6.3-0ubuntu1.4",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-clients",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "fix": "mongodb-clients 1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mongodb-clients-1-3.6.9-really3.6.8-90-g8e540c0b6d-0ubuntu5.3",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-server",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:3.6.3-0ubuntu1.4",
      "fix": "mongodb-server 1:3.6.3-0ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mongodb-server-1-3.6.3-0ubuntu1.4",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-server",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "fix": "mongodb-server 1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mongodb-server-1-3.6.9-really3.6.8-90-g8e540c0b6d-0ubuntu5.3",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-server-core",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:3.6.3-0ubuntu1.4",
      "fix": "mongodb-server-core 1:3.6.3-0ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mongodb-server-core-1-3.6.3-0ubuntu1.4",
      "released": "2020-11-24T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mongodb-server-core",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "fix": "mongodb-server-core 1:3.6.9\u002Breally3.6.8\u002B90~g8e540c0b6d-0ubuntu5.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mongodb-server-core-1-3.6.9-really3.6.8-90-g8e540c0b6d-0ubuntu5.3",
      "released": "2020-11-24T03:15:00Z"
    }
  ],
  "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"
  }
}