CVE-2022-34302

MediumCVSS 6.7/10Last modified Jun 17, 2026

Description

A flaw was found in New Horizon Datasys 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.

Metrics

CVSS 3.1 6.7/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_bootThird Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.html
https://www.kb.cert.org/vuls/id/309662Third Party Advisory, US Government Resource
https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_bootThird Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.html
https://www.kb.cert.org/vuls/id/309662Third Party Advisory, US Government Resource

Timeline

Published: Aug 26, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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