A flaw was found in CryptoPro Secure Disk bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader currently in use with this bootloader. Access to the EFI System Partition is required for booting using external media.
CVSS Details
- CVSS 3.1 Base Score: 6.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade fwupd-develUpgrade fwupd-plugin-flashromUpgrade fwupd | May 15, 2023 | Aug 26, 2022 |
| Centos_linux | — | Upgrade fwupdUpgrade fwupd-debuginfoUpgrade fwupd-debugsourceUpgrade fwupd-plugin-flashrom-debuginfoUpgrade fwupd-tests-debuginfoUpgrade fwupd-plugin-flashrom | May 15, 2023 | Aug 26, 2022 |
| Msft | — | 2022-08 Security Update for Windows Embedded 8 Standard for x64-based Systems (KB5012170)2022-08 Cumulative Update for Windows Server, version 20H2 for x64-based Systems (KB5016616)2022-08 Cumulative Update for Microsoft Windows 11, version 21H2 (KB5016629)2022-08 Cumulative Update for Microsoft Windows Server 2016, version 1607 (KB5012170)2022-08 Cumulative Update for Microsoft Windows Server 2022, version 22H2 (KB5016627)2022-08 Cumulative Update for Microsoft Windows 10, version 20H2 (KB5012170)2022-08 Cumulative Update for Microsoft Windows Server 2012 (KB5012170)2022-08 Cumulative Update for Microsoft Windows 10, version 1507 (KB5012170)2022-08 Security Update for Windows 8.1 for x64-based Systems (KB5012170)2022-08 Cumulative Update for Microsoft Windows Server 2019, version 1809 (KB5012170)2022-08 Security Update for Windows 8.1 for x86-based Systems (KB5012170)2022-08 Security Update for Windows Embedded 8 Standard for x86-based Systems (KB5012170)2022-08 Cumulative Update for Microsoft Windows Server 2022, version 21H2 (KB5016627)2022-08 Cumulative Update for Microsoft Windows Server 2012 R2 (KB5012170)2022-08 Cumulative Update for Microsoft Windows 10, version 1809 (KB5012170)2022-08 Cumulative Update for Microsoft Windows 10, version 21H2 (KB5012170)2022-08 Security Update for Windows Server, version 20H2 for x64-based Systems (KB5012170)2022-08 Cumulative Update for Microsoft Windows 10, version 1607 (KB5012170)2022-08 Cumulative Update for Microsoft Windows 10, version 21H1 (KB5012170) | Aug 9, 2022 | Aug 9, 2022 |
| Oracle_linux | — | Upgrade fwupd-plugin-flashromUpgrade fwupd-develUpgrade fwupd | May 19, 2023 | Aug 11, 2022 |
| Redhat_linux | — | Upgrade fwupd-debugsourceUpgrade fwupd-plugin-flashrom-debuginfoUpgrade fwupd-develUpgrade fwupdNo solution existsUpgrade fwupd-plugin-flashromUpgrade fwupd-tests-debuginfoUpgrade fwupd-debuginfo | May 15, 2023 | Aug 26, 2022 |
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