CVE-2020-9140

CRITICAL

9.8

CVSS Score

Published: January 13, 2021 at 09:55 PM UTC

Updated: June 17, 2026 at 03:27 AM UTC

2 products affected across 1 vendorEMUIMagic UI

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Severity

CRITICAL9.8

Exploit prediction

EPSS 1%

Description

There is a vulnerability with buffer access with incorrect length value in some Huawei Smartphone.Unauthorized users may trigger code execution when a buffer overflow occurs.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

EMUI · Huawei

95%

10.0.0 10.1.0 10.1.1 11.0.0 9.1.0 9.1.1

Magic UI · Huawei

95%

2.1.1 3.0.0 3.1.0 3.1.1 4.0.0 EMUI 11.0.0, EMUI 10.1.1, EMUI 10.1.0, EMUI 10.0.0, EMUI 9.1.1, EMUI 9.1.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://consumer.huawei.com/en/support/bulletin/2020/12/

References (1)

x_refsource_MISCx_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://consumer.huawei.com/en/support/bulletin/2020/12/

CVSS

9.8CRITICAL[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-119

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