{
  "cveId": "CVE-2017-15105",
  "url": "https://patchblox.com/security/cve/CVE-2017-15105",
  "summary": "CVE-2017-15105 is fixed in 6 products on 1 platform, first by libunbound2 1.6.7-1ubuntu2.1, released January 22, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libunbound2: A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records",
  "description": "A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC record could be used to prove the non-existence (NXDOMAIN answer) of an existing wildcard record, or trick unbound into accepting a NODATA proof.",
  "published": "2018-01-22T16:00:00Z",
  "severity": "Low",
  "epss": 0.03162,
  "epssPercentile": 0.88067,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libunbound2",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "libunbound2 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libunbound2-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python-unbound",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "python-unbound 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python-unbound-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-unbound",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "python3-unbound 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python3-unbound-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "unbound",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "unbound 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-unbound-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "unbound-anchor",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "unbound-anchor 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-unbound-anchor-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "unbound-host",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.6.7-1ubuntu2.1",
      "fix": "unbound-host 1.6.7-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-unbound-host-1.6.7-1ubuntu2.1",
      "released": "2018-01-22T16:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}