CVE-2020-1831

lowpriority · track · 10OT risk · elevatedEPSS 0.002 · 9 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.20% (9th) EPSS

CVSS 1.9 · low

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

HUAWEI Mate 20 smartphones with versions earlier than 10.0.0.195(SP31C00E74R3P8) have an improper authorization vulnerability. The digital balance function does not sufficiently restrict the using time of certain user, successful exploit could allow the user break the limit of digital balance function after a series of operations with a PC.

cvss

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

2.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.01.9lowAV:L/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 3.4 · impact 2.9

v3.12.4lowCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 0.9 · impact 1.4

v3.12.2lowCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USprimary

affected products (2)

Products and version ranges known to be affected.

Huawei HUAWEI Mate 20≤ Versions earlier than 10.0.0.195(SP31C00E74R3P8)enisa_euvdEU
huawei mate 20 firmware< 10.0.0.195\(sp31c00e74r3p8\)nvdUScpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:*

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 2020-05-29modified 2026-06-17

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+5006 more

references (5)

External citations — patches, advisories, analysis.

scry

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