CVE-2024-54120

Feature disruption via distributed-notification race condition

Published Jan 8, 2025 · Updated Jan 8, 2025

Race condition in the distributed notification module in Huawei HarmonyOS 5.0.0 allows local users to disrupt feature operation. Huawei has not disclosed the shared resource or synchronization operation responsible for the race. Exploitation requires high local privileges and precise timing; the reported consequence is abnormal feature behavior rather than data access or modification.

CVSS severity4.1
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Race condition in the distributed notification module in Huawei HarmonyOS 5.0.0 allows local users to disrupt feature operation. Huawei has not disclosed the shared resource or synchronization operation responsible for the race. Exploitation requires high local privileges and precise timing; the reported consequence is abnormal feature behavior rather than data access or modification.

The record

CVE
CVE-2024-54120
Published
Jan 8, 2025
Updated
Jan 8, 2025
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-362, CAPEC-26
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jan 8, 2025CVE publishedPublication date reported by the CVE source.
  2. Jan 8, 2025Record 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=5.0.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

MindSpore · HarmonyOSversion=5.0.0

Published CVSS scores

5.9NVDCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
4.1Huawei TechnologiesCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

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)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CAPEC-26Leveraging Race Conditions

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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