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8.2
CVSSv3

CVE-2022-4020

Published: 28/11/2022 Updated: 07/11/2023
CVSS v3 Base Score: 8.2 | Impact Score: 6 | Exploitability Score: 1.5
VMScore: 0
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Vulnerability Summary

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.

Vulnerability Trend

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acer aspire_a315-22g_firmware -

acer aspire_a115-21_firmware -

acer aspire_a315-22_firmware -

acer extensa_ex215-21_firmware -

acer extensa_ex215-21g_firmware -

References

CWE-276https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settingshttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-27977IMAPlocal usersCVE-2024-32038CVE-2023-49963CVE-2023-22869CVE-2024-31497localCVE-2024-2961
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