Cyber Resilience

CVE-2022-34302

Medium

Published: 26 August 2022

Published
26 August 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0014 34.4th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-34302 is a medium-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 6.7 (Medium).

Operationally, ranked at the 34.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

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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.

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

horizondatasys
uefi bootloader
≤ 2022-06-01
redhat
enterprise linux
7.0, 8.0, 9.0
microsoft
windows 10
1607, 1809, 20h2, 21h1, 21h2
microsoft
windows 11
all versions
microsoft
windows 8.1
all versions
microsoft
windows rt 8.1
all versions
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
20h2, all versions
microsoft
windows server 2019
all versions
microsoft
windows server 2022
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References