Buffer overflow in Huawei Emui
CVE-2021-22434
There is a memory address out of bounds vulnerability in smartphones. Successful exploitation of this vulnerability may cause malicious code to be executed.
Vulnerability class: Buffer Overflow
EPSS: 0.009 (54.7th 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 11.0.0, 10.1.1, 10.1.0
- Huawei Harmonyos — versions 2.0
- Huawei Magic Ui — versions 4.0.0, 3.1.1, 3.1.0
- Huawei Magic_ui — versions 4.0.0
Weakness classification (CWE)
References
- psirt@huawei.com (x_refsource_MISC, Vendor Advisory)
- psirt@huawei.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22434?
- CVE-2021-22434 is a critical-severity vulnerability in Huawei Emui, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2022-02-25.
- How severe is CVE-2021-22434?
- Critical severity. CVSS v3 base score is 9.8 out of 10.