What is CVE-2021-46891?

CVE-2021-46891 is a critical-severity vulnerability in Huawei Emui, classified under Information Disclosure. CVSS score: 9.8/10. Published 2023-07-05.

How severe is CVE-2021-46891?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Huawei Emui

CVE-2021-46891

Vulnerability of incomplete read and write permission verification in the GPU module. Successful exploitation of this vulnerability may affect service confidentiality, integrity, and availability.

Vulnerability class: Information Disclosure

EPSS: 0.004 (36.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Huawei Emui — versions 12.0.0
Huawei Harmonyos — versions 2.0, 2.0.0

Weakness classification (CWE)

CWE-200 — Information Disclosure
CWE-863 — Incorrect Authorization

References

psirt@huawei.com (Vendor Advisory)
psirt@huawei.com (Vendor Advisory)

Frequently asked questions

What is CVE-2021-46891?: CVE-2021-46891 is a critical-severity vulnerability in Huawei Emui, classified under Information Disclosure. CVSS score: 9.8/10. Published 2023-07-05.
How severe is CVE-2021-46891?: Critical severity. CVSS v3 base score is 9.8 out of 10.