Detections
Analytics

CVE-2021-22394

critical

Description

There is a buffer overflow vulnerability in smartphones. Successful exploitation of this vulnerability may cause DoS of the apps during Multi-Screen Collaboration.

References

https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202108-0000001181125881

https://consumer.huawei.com/en/support/bulletin/2021/7/

Details

Source: Mitre, NVD

Published: 2022-02-25

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.4

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

Severity: Medium

CVSS v3

Base Score: 9.1

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

Severity: Critical

EPSS

EPSS: 0.00267