What is CVE-2021-40059?

CVE-2021-40059 is a medium-severity vulnerability in Huawei Emui, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2022-03-10.

How severe is CVE-2021-40059?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Huawei Emui

CVE-2021-40059

There is a permission control vulnerability in the Wi-Fi module. Successful exploitation of this vulnerability may affect confidentiality.

Published 2022-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (17.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Huawei Emui — versions 12.0.0, 11.0.1, 11.0.0
Huawei Magic Ui — versions 4.0.0, 3.1.1, 3.1.0
Huawei Magic Ui — versions 3.1.0, 3.1.1, 4.0.0

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

consumer.huawei.com/en/support/bulletin/2022/3/ (Vendor Advisory)

Frequently asked questions

What is CVE-2021-40059?: CVE-2021-40059 is a medium-severity vulnerability in Huawei Emui, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2022-03-10.
How severe is CVE-2021-40059?: Medium severity. CVSS v3 base score is 6.5 out of 10.