CVE-2020-1809

Locked-file disclosure via crafted voice operations

Published May 29, 2020 · Updated Aug 4, 2024

Information disclosure in Huawei Mate 10 before 10.0.0.143(C00E143R2P4) allows physically proximate attackers to read files. The lock-screen voice assistant accepts a crafted sequence of spoken operations and exposes certain files while the handset remains locked. Physical possession and waking the assistant are required; Huawei has not published the affected assistant component or validation error.

CVSS severity2.4
Low
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Information disclosure in Huawei Mate 10 before 10.0.0.143(C00E143R2P4) allows physically proximate attackers to read files. The lock-screen voice assistant accepts a crafted sequence of spoken operations and exposes certain files while the handset remains locked. Physical possession and waking the assistant are required; Huawei has not published the affected assistant component or validation error.

The record

CVE
CVE-2020-1809
Published
May 29, 2020
Updated
Aug 4, 2024
Vendor
Huawei
Product
Huawei Mate 10
Classifications
T1005
Attack vector
physical
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 29, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Versions earlier than 10.0.0.143(C00E143R2P4)

What conditions does exploitation require?

Attack vectorphysical
Required privilegesunauthenticated

What is affected?

Huawei · Huawei Mate 10version=Versions earlier than 10.0.0.143(C00E143R2P4)

Published CVSS scores

2.4HuaweiCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
2.3HuaweiCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1005Data from Local System

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo