What is CVE-2021-22420?

CVE-2021-22420 is a high-severity vulnerability in Huawei Harmonyos, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.8/10. Published 2021-08-03.

How severe is CVE-2021-22420?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Huawei Harmonyos

CVE-2021-22420

A component of the HarmonyOS has a External Control of System or Configuration Setting vulnerability. Local attackers may exploit this vulnerability to cause the underlying trust of the application trustlist mechanism is missing..

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Huawei Harmonyos — versions 2.0

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

psirt@huawei.com (x_refsource_MISC, Not Applicable, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22420?: CVE-2021-22420 is a high-severity vulnerability in Huawei Harmonyos, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.8/10. Published 2021-08-03.
How severe is CVE-2021-22420?: High severity. CVSS v3 base score is 7.8 out of 10.