CVE-2024-51517

Availability disruption via improper phone-service memory access

Published Nov 5, 2024 · Updated Nov 5, 2024

Improper memory access in Huawei HarmonyOS 5.0.0 allows local users to disrupt availability through the phone service module. The module accesses memory improperly, but Huawei has not disclosed the affected function, input path, or exact invalid operation. Exploitation requires local access and no user interaction; Huawei assesses that no prior privileges are needed, while NVD assesses low privileges.

CVSS severity5.1
Medium
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper memory access in Huawei HarmonyOS 5.0.0 allows local users to disrupt availability through the phone service module. The module accesses memory improperly, but Huawei has not disclosed the affected function, input path, or exact invalid operation. Exploitation requires local access and no user interaction; Huawei assesses that no prior privileges are needed, while NVD assesses low privileges.

The record

CVE
CVE-2024-51517
Published
Nov 5, 2024
Updated
Nov 5, 2024
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-129, T1499
Attack vector
local
Privileges
Unavailable

Timeline

How it unfolded

  1. Nov 5, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 5, 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=5.0.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesUnavailable in this record.

What is affected?

MindSpore · HarmonyOSversion=5.0.0

Published CVSS scores

5.1Huawei PSIRTCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-129Improper Validation of Array Index
T1499Endpoint Denial of Service

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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