What is CVE-2021-39980?

CVE-2021-39980 is a medium-severity vulnerability in Huawei Harmonyos, classified under Information Disclosure. CVSS score: 5.3/10. Published 2022-01-03.

How severe is CVE-2021-39980?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Huawei Harmonyos

CVE-2021-39980

Telephony application has a Exposure of Sensitive Information to an Unauthorized Actor vulnerability.Successful exploitation of this vulnerability could lead to sensitive information disclosure.

Vulnerability class: Information Disclosure

Published 2022-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Huawei Harmonyos — versions 2.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

device.harmonyos.com/en/docs/security/update/security-bulletins-202110-00000011… (Vendor Advisory)

Frequently asked questions

What is CVE-2021-39980?: CVE-2021-39980 is a medium-severity vulnerability in Huawei Harmonyos, classified under Information Disclosure. CVSS score: 5.3/10. Published 2022-01-03.
How severe is CVE-2021-39980?: Medium severity. CVSS v3 base score is 5.3 out of 10.