CVE-2023-49247Network attack vector

Unauthenticated service data disclosure in distributed scenarios

Published Dec 6, 2023 · Updated Aug 2, 2024

Permission verification flaws in Huawei HarmonyOS and EMUI allow remote attackers to disclose service data in distributed scenarios. Huawei identifies the locus only as permission verification in distributed scenarios and has not published the operation that mishandles trust. 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 published vector requires no privileges or user interaction.

CVSS severity7.5
High
EPSS probability0.42%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Permission verification flaws in Huawei HarmonyOS and EMUI allow remote attackers to disclose service data in distributed scenarios. Huawei identifies the locus only as permission verification in distributed scenarios and has not published the operation that mishandles trust. 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 published vector requires no privileges or user interaction.

The record

CVE
CVE-2023-49247
Published
Dec 6, 2023
Updated
Aug 2, 2024
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-295
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 6, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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

7.5NIST National Vulnerability DatabaseCVSS: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-295Improper Certificate Validation

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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