Cyber Resilience

CVE-2021-37086

High

Published: 07 December 2021

Published
07 December 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0011 29.6th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-37086 is a high-severity Improper Preservation of Permissions (CWE-281) vulnerability in Huawei Harmonyos. Its CVSS base score is 8.6 (High).

Operationally, ranked at the 29.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

There is a Improper Preservation of Permissions vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to attackers which can isolate and read synchronization files of other applications across the UID sandbox.

CWE(s)
CWE-281

Related Threats

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

Affected Assets

huawei
harmonyos
≤ 2.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

PS-5 Personnel Transfer
addresses: CWE-281

Forces removal or modification of permissions no longer required after reassignment, preventing improper preservation of old access rights.

References