CVE-2021-40040

7.5 HIGH
Published: August 10, 2022 Modified: March 06, 2026
View on NVD

Description

Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. Successful exploitation of this vulnerability may affect confidentiality.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://consumer.huawei.com/en/support/bulletin/2022/8/
Source: psirt@huawei.com
Vendor Advisory
https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202209-0000001392278845
Source: psirt@huawei.com
Vendor Advisory
https://consumer.huawei.com/en/support/bulletin/2022/8/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202209-0000001392278845
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.2%
37th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

huawei