CVE-2020-1840

What it is

HUAWEI Mate 20 smart phones with versions earlier than 10.0.0.175(C00E70R3P8) have an insufficient authentication vulnerability. A local attacker with high privilege can execute a specific command to exploit this vulnerability. Successful exploitation may cause information leak and compromise the availability of the smart phones.Affected product versions include: HUAWEI Mate 20 versions Versions earlier than 10.0.0.175(C00E70R3P8)

At a glance

Exploitability

Can be exploited locally on the machine with an admin-level account. High risk of data exposure, service disruption.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2020-01-21 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 03:02 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.2% in the next 30 days (EPSS).
• Severity: 6.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2020-01-21 19:15 UTC

Last modified

2026-06-17 03:02 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-287 · Improper authentication

Record status

Modified

Affected

• Huawei Mate 20 Firmware ≤ 10.0.0.175\(c00e70r3p8\)

Attack profile CVSS 3.1 · 6.0

Attack vector

Local

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-1840.md and follow it. Check whether this project is affected by CVE-2020-1840. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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