CVE-2024-54121

Service disruption via improper startup input validation

Published Jan 8, 2025 · Updated Jan 8, 2025

Improper input validation in the ability module in Huawei HarmonyOS 5.0.0 allows local users to disrupt feature operation. Huawei has not published which startup-control input is mishandled or how the ability module validates it. Exploitation requires local access and can make affected features operate abnormally, with no reported confidentiality or integrity impact.

CVSS severity6.2
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in the ability module in Huawei HarmonyOS 5.0.0 allows local users to disrupt feature operation. Huawei has not published which startup-control input is mishandled or how the ability module validates it. Exploitation requires local access and can make affected features operate abnormally, with no reported confidentiality or integrity impact.

The record

CVE
CVE-2024-54121
Published
Jan 8, 2025
Updated
Jan 8, 2025
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-20
Attack vector
local
Privileges
unauthenticated

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 privilegesunauthenticated

What is affected?

MindSpore · HarmonyOSversion=5.0.0

Published CVSS scores

6.2Huawei TechnologiesCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/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.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation

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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