What is CVE-2021-39998?

CVE-2021-39998 is a high-severity vulnerability in Huawei Emui. CVSS score: 7.5/10. Published 2022-01-10.

How severe is CVE-2021-39998?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Huawei Emui

CVE-2021-39998

There is Vulnerability of APIs being concurrently called for multiple times in HwConnectivityExService a in smartphones. Successful exploitation of this vulnerability may cause the system to crash and restart.

EPSS: 0.007 (49.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Huawei Emui — versions 11.0.0, 11.0.1
Huawei Harmonyos
Huawei Magic_ui — versions 4.0.0
N/a Emui;magic Ui;harmonyos — versions EMUI 11.0.0,EMUI 11.0.1, Magic UI 4.0.0, HarmonyOS 2.0

References

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

Frequently asked questions

What is CVE-2021-39998?: CVE-2021-39998 is a high-severity vulnerability in Huawei Emui. CVSS score: 7.5/10. Published 2022-01-10.
How severe is CVE-2021-39998?: High severity. CVSS v3 base score is 7.5 out of 10.