Cyber Resilience

CVE-2021-22391

High

Published: 02 August 2021

Published
02 August 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0018 39.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-22391 is a high-severity Incorrect Calculation of Buffer Size (CWE-131) vulnerability in Huawei Emui. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 39.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause the system to reset.

CWE(s)
CWE-131

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

huawei
emui
10.0.0, 10.1.0, 10.1.1, 11.0.0, 9.1.0
huawei
magic ui
2.1.1, 3.0.0, 3.1.0, 3.1.1, 4.0.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References