SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-39998

There is Vulnerability of APIs being concurrently called for multiple times in HwConnectivityExService a in smartphones.

HIGH 7.5EPSS 0.70%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.70% probability · 51th percentile
CISA KEV
Not listed
Affected
huawei/harmonyos · huawei/emui · huawei/magic ui
Source
psirt@huawei.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.