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HIGH · 7.5

CVE-2021-40020

There is an Out-of-bounds array read vulnerability in the security storage module in smartphones. Successful exploitation of this vulnerability may affect service confidentiality.

Vulnerability Description

There is an Out-of-bounds array read vulnerability in the security storage module in smartphones. Successful exploitation of this vulnerability may affect service confidentiality.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
HuaweiEmui10.0.0
HuaweiMagic Ui3.0.0

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2021-40020?

CVE-2021-40020 is a vulnerability with a CVSS score of 7.5 (HIGH). There is an Out-of-bounds array read vulnerability in the security storage module in smartphones. Successful exploitation of this vulnerability may affect service confidentiality.

How severe is CVE-2021-40020?

CVE-2021-40020 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40020?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Emui, Huawei Magic Ui.