CVE-2021-40020

HIGH

Huawei EMUI and Magic UI - Out-of-bounds Read in Security Storage Module

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0067
EPSS Percentile 47.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (8)
huawei/emui 10.0.0
huawei/emui 10.1.0
huawei/emui 10.1.1
huawei/emui 11.0.0
huawei/magic_ui 3.0.0
huawei/magic_ui 3.1.0
huawei/magic_ui 3.1.1
huawei/magic_ui 4.0.0
Published Jan 10, 2022
Tracked Since Feb 18, 2026