CVE-2022-4020 - OpenCVE

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.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

Vendors & Products
CPE Configurations

Vendors	Products
Acer	Aspire A315-22g Extensa Ex215-21 Aspire A115-21 Firmware Aspire A115-21 Aspire A315-22 Extensa Ex215-21 Firmware Extensa Ex215-21g Aspire A315-22g Firmware Extensa Ex215-21g Firmware Aspire A315-22 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:acer:aspire_a315-22g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:acer:aspire_a315-22g:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:acer:aspire_a115-21_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:acer:aspire_a115-21:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:acer:aspire_a315-22_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:acer:aspire_a315-22:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:acer:extensa_ex215-21_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:acer:extensa_ex215-21:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND

cpe:2.3:o:acer:extensa_ex215-21g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:acer:extensa_ex215-21g:-:*:*:*:*:*:*:*

References

Link	Resource
https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settings	Vendor Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: ESET

Published: 2022-11-28T13:00:01.057Z

Updated:

Reserved: 2022-11-16T12:09:56.043Z

Link: CVE-2022-4020

JSON object: View

NVD Information

Status : Modified

Published: 2022-11-28T13:15:10.180

Modified: 2023-11-07T03:56:42.807

Link: CVE-2022-4020

JSON object: View

Redhat Information

No data.

CWE

CWE-276

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