{
  "cveId": "CVE-2017-18207",
  "url": "https://patchblox.com/security/cve/CVE-2017-18207",
  "summary": "CVE-2017-18207 is fixed in Python 3.6 on 1 platform by Python 3.6 3.6.5 (version 3.6.5), released March 28, 2018. 2 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Python 3.5 and 2 others: The Wave_read._read_fmt_chunk function in Lib/wave.py in Python through 3.6.4 does not ensure a nonzero\u2026",
  "description": "The Wave_read._read_fmt_chunk function in Lib/wave.py in Python through 3.6.4 does not ensure a nonzero channel value, which allows attackers to cause a denial of service (divide-by-zero and exception) via a crafted wav format audio file. NOTE: the vendor disputes this issue because Python applications \u0022need to be prepared to handle a wide variety of exceptions.",
  "published": "2018-03-01T05:29:00Z",
  "severity": "",
  "cvss": 6.5,
  "epss": 0.01323,
  "epssPercentile": 0.71025,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2017-18207",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Python 3.6",
      "fixedVersion": "3.6.5",
      "fix": "Python 3.6 3.6.5",
      "url": "https://patchblox.com/security/fix/windows-app/python.python.3.6-3.6.5",
      "released": "2018-03-28T00:00:00Z"
    }
  ],
  "noFixYet": [
    {
      "platform": "Windows apps",
      "product": "Python 2",
      "status": "no-fix",
      "affectedVersion": "2.7.18150"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.5",
      "status": "no-fix",
      "affectedVersion": "3.5.4"
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}