Vulnerability CVE-2021-39998
Published: 2022-01-10

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.

Type:

NVD-CWE-noinfo

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Huawei -> Harmonyos 
Huawei -> EMUI 
Huawei -> Magic ui 

 References:
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718
https://consumer.huawei.com/en/support/bulletin/2021/12/
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