{
  "cveId": "CVE-2021-20208",
  "url": "https://patchblox.com/security/cve/CVE-2021-20208",
  "summary": "CVE-2021-20208 is fixed in cifs-utils on 1 platform, first by cifs-utils 2:6.8-1ubuntu1.2, released April 27, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "cifs-utils: A flaw was found in cifs-utils in versions before 6.13",
  "description": "A flaw was found in cifs-utils in versions before 6.13. A user when mounting a krb5 CIFS file system from within a container can use Kerberos credentials of the host. The highest threat from this vulnerability is to data confidentiality and integrity.",
  "published": "2021-04-19T15:15:00Z",
  "severity": "Low",
  "epss": 0.00666,
  "epssPercentile": 0.5209,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "cifs-utils",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2:6.8-1ubuntu1.2",
      "fix": "cifs-utils 2:6.8-1ubuntu1.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-cifs-utils-2-6.8-1ubuntu1.2",
      "released": "2022-04-27T18:15:00Z"
    },
    {
      "platform": "linux",
      "product": "cifs-utils",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2:6.9-1ubuntu0.2",
      "fix": "cifs-utils 2:6.9-1ubuntu0.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-cifs-utils-2-6.9-1ubuntu0.2",
      "released": "2022-04-27T18:15:00Z"
    }
  ],
  "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"
  }
}