What is CVE-2021-22421?

CVE-2021-22421 is a high-severity vulnerability in Huawei Harmonyos, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2021-08-03.

How severe is CVE-2021-22421?

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

Privilege escalation in Huawei Harmonyos

CVE-2021-22421

A component of the HarmonyOS has a Improper Privilege Management vulnerability. Local attackers may exploit this vulnerability to cause further Elevation of Privileges.

Vulnerability class: Privilege Escalation

EPSS: 0.002 (5.4th 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-269 — Improper Privilege Management

References

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

Frequently asked questions

What is CVE-2021-22421?: CVE-2021-22421 is a high-severity vulnerability in Huawei Harmonyos, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2021-08-03.
How severe is CVE-2021-22421?: High severity. CVSS v3 base score is 7.8 out of 10.