{
  "cveId": "CVE-2022-34303",
  "url": "https://patchblox.com/security/cve/CVE-2022-34303",
  "summary": "CVE-2022-34303 is fixed in 34 products on 2 platforms, first by KB5016629, released August 9, 2022. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.",
  "title": "CERT/CC: CVE-20220-34303 Crypto Pro Boot Loader Bypass",
  "description": "ELSA-2023-2487: fwupd security and bug fix update (MODERATE)",
  "published": "2022-08-09T12:00:00Z",
  "severity": "Important",
  "cvss": 7.2,
  "epss": 0.0085,
  "epssPercentile": 0.58465,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34303",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 20H2 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 20H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H1 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H1 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H1 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 version 21H2 for ARM64-based Systems",
      "fixedVersion": "22000.856",
      "fix": "KB5016629",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016629",
      "released": "2022-08-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 version 21H2 for x64-based Systems",
      "fixedVersion": "22000.856",
      "fix": "KB5016629",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016629",
      "released": "2022-08-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows RT 8.1",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022",
      "fixedVersion": "20348.887",
      "fix": "KB5016627",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016627",
      "released": "2022-08-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022 (Server Core installation)",
      "fixedVersion": "20348.887",
      "fix": "KB5016627",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016627",
      "released": "2022-08-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 20H2 (Server Core Installation)",
      "fixedVersion": "",
      "fix": "KB5016616",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016616",
      "released": "2022-08-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd",
      "release": "RHEL 9",
      "fixedVersion": "0:1.8.10-2.el9",
      "fix": "RHSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd",
      "release": "almalinux 9",
      "fixedVersion": "1.8.10-2.el9.alma",
      "fix": "ALSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd",
      "release": "ol 9",
      "fixedVersion": "0:1.8.10-2.0.1.el9",
      "fix": "ELSA-2023-2487",
      "url": "https://patchblox.com/security/fix/linux/elsa-2023-2487",
      "released": "2023-05-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:1.8.10-2.el9",
      "fix": "RHSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-devel",
      "release": "almalinux 9",
      "fixedVersion": "1.8.10-2.el9.alma",
      "fix": "ALSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-devel",
      "release": "ol 9",
      "fixedVersion": "0:1.8.10-2.0.1.el9",
      "fix": "ELSA-2023-2487",
      "url": "https://patchblox.com/security/fix/linux/elsa-2023-2487",
      "released": "2023-05-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-plugin-flashrom",
      "release": "RHEL 9",
      "fixedVersion": "0:1.8.10-2.el9",
      "fix": "RHSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-plugin-flashrom",
      "release": "almalinux 9",
      "fixedVersion": "1.8.10-2.el9.alma",
      "fix": "ALSA-2023:2487",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-2487",
      "released": "2023-05-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "fwupd-plugin-flashrom",
      "release": "ol 9",
      "fixedVersion": "0:1.8.10-2.0.1.el9",
      "fix": "ELSA-2023-2487",
      "url": "https://patchblox.com/security/fix/linux/elsa-2023-2487",
      "released": "2023-05-15T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T07:45:43Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}