CVE-2021-40032Network attack vector

Unauthenticated data disclosure through bone voice ID

Published Jan 7, 2022 · Updated Aug 4, 2024

Information management error in Huawei HarmonyOS and EMUI allows remote attackers to disclose data through the bone voice ID TA. Huawei has not disclosed the data-management operation in the bone voice ID trusted application that mishandles information. No authentication or user interaction is required over the network, and the documented consequence is limited to unauthorized data disclosure.

CVSS severity7.5
High
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information management error in Huawei HarmonyOS and EMUI allows remote attackers to disclose data through the bone voice ID TA. Huawei has not disclosed the data-management operation in the bone voice ID trusted application that mishandles information. No authentication or user interaction is required over the network, and the documented consequence is limited to unauthorized data disclosure.

The record

CVE
CVE-2021-40032
Published
Jan 7, 2022
Updated
Aug 4, 2024
Vendor
Huawei Technologies Co., Ltd.
Product
HarmonyOS
Classifications
T1005
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 7, 2022CVE 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

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Is a vulnerable build present?

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

  1. Affected versionversion=2.0.0
  2. Affected versionversion=2.0.1
  3. Affected versionversion=3.0.0
  4. Affected versionversion=3.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Huawei Technologies Co., Ltd. · HarmonyOSversion=2.0.0; version=2.0.1; version=3.0.0; version=3.1.0
MindSpore · EMUIversion=12.0.0; version=12.0.1; version=13.0.0

Published CVSS scores

5.0NIST NVDAV:N/AC:L/Au:N/C:P/I:N/A:N
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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)
Vectornetwork
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

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Your stack

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