Vulnerability Details : 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.
Products affected by CVE-2021-39998
- cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39998
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39998
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2021-39998
-
https://consumer.huawei.com/en/support/bulletin/2021/12/
DecemberVendor Advisory
-
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718
DocumentVendor Advisory
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