CVE-2020-9140

highpriority · track · 39EPSS 0.013 · 71 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.35% (71st) EPSS

CVSS 7.5 · high

Is it mine?

13 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (13)

Products and version ranges known to be affected.

n/a EMUI;Magic UI≤ Magic UI 4.0.0, Magic UI 3.1.1, Magic UI 3.1.0, Magic UI 3.0.0, Magic UI 2.1.1enisa_euvdEU
n/a EMUI;Magic UI≤ EMUI 11.0.0, EMUI 10.1.1, EMUI 10.1.0, EMUI 10.0.0, EMUI 9.1.1, EMUI 9.1.0enisa_euvdEU
huawei emui= 10.0.0nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei emui= 10.1.0nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei emui= 10.1.1nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei emui= 11.0.0nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei emui= 9.1.0nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei emui= 9.1.1nvdUScpe:2.3:o:huawei:emui:*:*:*:*:*:*:*:*
huawei magic ui= 2.1.1nvdUScpe:2.3:o:huawei:magic_ui:*:*:*:*:*:*:*:*
huawei magic ui= 3.0.0nvdUScpe:2.3:o:huawei:magic_ui:*:*:*:*:*:*:*:*
huawei magic ui= 3.1.0nvdUScpe:2.3:o:huawei:magic_ui:*:*:*:*:*:*:*:*
huawei magic ui= 3.1.1nvdUScpe:2.3:o:huawei:magic_ui:*:*:*:*:*:*:*:*
huawei magic ui= 4.0.0nvdUScpe:2.3:o:huawei:magic_ui:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-01-13modified 2026-06-17

related (21,028)

Related entries.

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+21023 more

references (4)

External citations — patches, advisories, analysis.

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