What is CVE-2021-37000?

CVE-2021-37000 is a high-severity vulnerability in Huawei Harmonyos, classified under CWE-255. CVSS score: 7.7/10. Published 2024-12-28.

How severe is CVE-2021-37000?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Huawei Harmonyos

CVE-2021-37000

Some Huawei wearables have a permission management vulnerability.

Published 2024-12-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (3.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Huawei Harmonyos — versions 2.0, 2.0.0

Weakness classification (CWE)

References

device.harmonyos.com/en/docs/security/update/security-bulletins-wearables-20210… (Vendor Advisory)

Frequently asked questions

What is CVE-2021-37000?: CVE-2021-37000 is a high-severity vulnerability in Huawei Harmonyos, classified under CWE-255. CVSS score: 7.7/10. Published 2024-12-28.
How severe is CVE-2021-37000?: High severity. CVSS v3 base score is 7.7 out of 10.