CVE-2021-39998

high

Description

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.

References

https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718

https://consumer.huawei.com/en/support/bulletin/2021/12/

Details

Source: Mitre, NVD

Published: 2022-01-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H