CVE-2022-34301

MEDIUM

6.7

Description

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.

CVE Details

CVSS v3.1 Score6.7

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published8/26/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

kidan:cryptopro_securedisk_for_bitlockermicrosoft:windows_10microsoft:windows_11microsoft:windows_8.1microsoft:windows_rt_8.1microsoft:windows_server_2012microsoft:windows_server_2016microsoft:windows_server_2019microsoft:windows_server_2022redhat:enterprise_linux

References

https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_boot(cve@mitre.org)

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.html(cve@mitre.org)

https://www.kb.cert.org/vuls/id/309662(cve@mitre.org)

https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_boot(af854a3a-2127-422b-91ae-364da2661108)

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.kb.cert.org/vuls/id/309662(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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