CVE-2021-39998

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.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.15%

Vendor Advisory huawei.com Vendor Advisory harmonyos.com

Affected: n/a EMUI;Magic UI;HarmonyOS

References

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

Frequently Asked Questions

What is the severity of CVE-2021-39998?: CVE-2021-39998 has been scored as a high severity vulnerability.
How to fix CVE-2021-39998?: To fix CVE-2021-39998, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-39998 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-39998 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-39998?: CVE-2021-39998 affects n/a EMUI;Magic UI;HarmonyOS.

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