CVE-2023-52541Network attack vector

Service confidentiality compromise via missing API authorization

Published Apr 8, 2024 · Updated Oct 31, 2024

Missing authorization in Huawei HarmonyOS and EMUI allows remote attackers to compromise service confidentiality via app-preloading API requests. Huawei has not published the specific API operation, request field, or authorization check that is missing. Network access without authentication or user interaction is sufficient; the affected releases are HarmonyOS 2.0.0, 2.1.0, 3.0.0, 3.1.0, and 4.0.0 and EMUI 12.0.0 and 13.0.0.

CVSS severity7.5
High
EPSS probability0.35%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Huawei HarmonyOS and EMUI allows remote attackers to compromise service confidentiality via app-preloading API requests. Huawei has not published the specific API operation, request field, or authorization check that is missing. Network access without authentication or user interaction is sufficient; the affected releases are HarmonyOS 2.0.0, 2.1.0, 3.0.0, 3.1.0, and 4.0.0 and EMUI 12.0.0 and 13.0.0.

The record

CVE
CVE-2023-52541
Published
Apr 8, 2024
Updated
Oct 31, 2024
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-862
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 31, 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=2.1.0
  3. Affected versionversion=3.0.0
  4. Affected versionversion=3.1.0
  5. Affected versionversion=4.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

MindSpore · HarmonyOSversion=2.0.0; version=2.1.0; version=3.0.0; version=3.1.0; version=4.0.0
MindSpore · EMUIversion=12.0.0; version=13.0.0

Published CVSS scores

7.5CISA-ADPCVSS: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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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