{
  "cveId": "CVE-2020-6829",
  "url": "https://patchblox.com/security/cve/CVE-2020-6829",
  "summary": "CVE-2020-6829 is fixed in 16 products on 2 platforms, first by libnss3 2:3.35-2ubuntu2.11, released August 4, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Firefox ESR and 1 other: When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which\u2026",
  "description": "When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox \u003C 80 and Firefox for Android \u003C 80.",
  "published": "2020-08-04T17:00:00Z",
  "severity": "Moderate",
  "cvss": 5.3,
  "epss": 0.01479,
  "epssPercentile": 0.74059,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2020-6829",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox ESR (en-US)",
      "fixedVersion": "91.0",
      "fix": "Mozilla Firefox ESR (en-US) 91.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr-91.0",
      "released": "2021-08-04T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox 80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-80.0-build2-0ubuntu0.18.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox 80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-80.0-build2-0ubuntu0.20.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox-geckodriver 80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-geckodriver-80.0-build2-0ubuntu0.18.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox-geckodriver 80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-geckodriver-80.0-build2-0ubuntu0.20.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox-mozsymbols 80.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-mozsymbols-80.0-build2-0ubuntu0.18.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox-mozsymbols 80.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-mozsymbols-80.0-build2-0ubuntu0.20.04.1",
      "released": "2020-08-25T21:30:00Z"
    },
    {
      "platform": "linux",
      "product": "libnss3",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2:3.35-2ubuntu2.11",
      "fix": "libnss3 2:3.35-2ubuntu2.11",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libnss3-2-3.35-2ubuntu2.11",
      "released": "2020-08-04T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libnss3",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2:3.49.1-1ubuntu1.4",
      "fix": "libnss3 2:3.49.1-1ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libnss3-2-3.49.1-1ubuntu1.4",
      "released": "2020-08-04T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libnss3-tools",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "fix": "libnss3-tools 2:3.35-2ubuntu2.11",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libnss3-tools-2-3.35-2ubuntu2.11",
      "released": "2020-08-04T17:00:00Z"
    },
    {
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      "product": "libnss3-tools",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2:3.49.1-1ubuntu1.4",
      "fix": "libnss3-tools 2:3.49.1-1ubuntu1.4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libnss3-tools-2-3.49.1-1ubuntu1.4",
      "released": "2020-08-04T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss",
      "release": "RHEL 8",
      "fixedVersion": "0:3.53.1-17.el8_3",
      "fix": "RHSA-2021:0538",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-0538",
      "released": "2021-02-16T00:00:00Z"
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  ],
  "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"
  }
}