CVE-2023-52380Network attack vector

Service information disclosure via improper email access control

Published Feb 18, 2024 · Updated Nov 1, 2024

Improper access control in Huawei HarmonyOS and EMUI email modules allows attackers to obtain confidential service data. Huawei has not disclosed the affected operation, the untrusted input it mishandles, or how the email module's access-control decision is defeated. 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; required privileges and interaction are undisclosed.

CVSS severity4.3
Medium
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Improper access control in Huawei HarmonyOS and EMUI email modules allows attackers to obtain confidential service data. Huawei has not disclosed the affected operation, the untrusted input it mishandles, or how the email module's access-control decision is defeated. 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; required privileges and interaction are undisclosed.

The record

CVE
CVE-2023-52380
Published
Feb 18, 2024
Updated
Nov 1, 2024
Vendor
MindSpore
Product
HarmonyOS
Classifications
Unavailable
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 18, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 1, 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 privilegesauthenticated

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

4.3CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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