What is CVE-2021-22345?

CVE-2021-22345 is a critical-severity vulnerability in Huawei Emui, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-06-30.

How severe is CVE-2021-22345?

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

Buffer overflow in Huawei Emui

CVE-2021-22345

There is an Input Verification Vulnerability in Huawei Smartphone. Successful exploitation of this vulnerability may cause out-of-bounds memory write.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (51.8th 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 10.1.1, 11.0.0, 11.0.1
Huawei Magic_ui — versions 3.1.1, 4.0.0
N/a Emui, Magic Ui — versions EMUI 11.0.1, EMUI 11.0.0, EMUI 10.1.1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22345?: CVE-2021-22345 is a critical-severity vulnerability in Huawei Emui, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-06-30.
How severe is CVE-2021-22345?: Critical severity. CVSS v3 base score is 9.8 out of 10.