{
  "cveId": "CVE-2018-5407",
  "url": "https://patchblox.com/security/cve/CVE-2018-5407",
  "summary": "CVE-2018-5407 is fixed in 5 products on 2 platforms, first by libssl1.0.0 1.0.2n-1ubuntu5.2, released November 14, 2018. 2 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on \u0027port contention\u0027.",
  "description": "Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on \u0027port contention\u0027.",
  "published": "2018-11-14T16:00:00Z",
  "severity": "Moderate",
  "cvss": 4.7,
  "cwe": "Exposure of Sensitive Information to an Unauthorized Actor",
  "epss": 0.03418,
  "epssPercentile": 0.88954,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-5407",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Node.js 6",
      "fixedVersion": "6.17.0",
      "fix": "Node.js 6 6.17.0",
      "url": "https://patchblox.com/security/fix/windows-app/openjs.nodejs.6-6.17.0",
      "released": "2019-02-28T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssl1.0.0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.0.2n-1ubuntu5.2",
      "fix": "libssl1.0.0 1.0.2n-1ubuntu5.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libssl1.0.0-1.0.2n-1ubuntu5.2",
      "released": "2018-11-14T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssl1.1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.1.0g-2ubuntu4.3",
      "fix": "libssl1.1 1.1.0g-2ubuntu4.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libssl1.1-1.1.0g-2ubuntu4.3",
      "released": "2018-11-14T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "openssl",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.1.0g-2ubuntu4.3",
      "fix": "openssl 1.1.0g-2ubuntu4.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-openssl-1.1.0g-2ubuntu4.3",
      "released": "2018-11-14T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "openssl1.0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.0.2n-1ubuntu5.2",
      "fix": "openssl1.0 1.0.2n-1ubuntu5.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-openssl1.0-1.0.2n-1ubuntu5.2",
      "released": "2018-11-14T16:00:00Z"
    }
  ],
  "noFixYet": [
    {
      "platform": "Windows apps",
      "product": "Node.js 4",
      "status": "no-fix",
      "affectedVersion": "4.8.7"
    },
    {
      "platform": "Windows apps",
      "product": "Node.js 8",
      "status": "no-fix",
      "affectedVersion": "8.11.3"
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}