What is CVE-2021-37006?

CVE-2021-37006 is a high-severity vulnerability in Huawei Harmonyos, classified under Improper Preservation of Permissions. CVSS score: 7.5/10. Published 2021-11-23.

How severe is CVE-2021-37006?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Huawei Harmonyos

CVE-2021-37006

There is a Improper Preservation of Permissions vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability will cause the confidentiality of users is affected.

Published 2021-11-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (49.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.007 · change: +0.000

Affected products

Huawei Harmonyos — versions 2.0

Weakness classification (CWE)

CWE-281 — Improper Preservation of Permissions

References

device.harmonyos.com/cn/docs/security/update/security-bulletins-202108-00000011… (Vendor Advisory)

Frequently asked questions

What is CVE-2021-37006?: CVE-2021-37006 is a high-severity vulnerability in Huawei Harmonyos, classified under Improper Preservation of Permissions. CVSS score: 7.5/10. Published 2021-11-23.
How severe is CVE-2021-37006?: High severity. CVSS v3 base score is 7.5 out of 10.