There is an Incomplete Cleanup Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to authentication…

published 2021-08-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9574

cvss: 8.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits: 0; none known

There is an Incomplete Cleanup Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to authentication bypass.

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Huawei EMUI
Huawei Magic UI

Classification

Weakness

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
CWE-459 Incomplete Cleanup

References

consumer.huawei.com /en/support/bulletin/2021/6/
vendor-advisory

Sources

CVE List CVE-2021-22428
NVD CVE-2021-22428

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Summary