CVE-2025-58300

Local availability loss via stack buffer overflow

Published Oct 11, 2025 · Updated Oct 11, 2025

Stack-based buffer overflow in Huawei HarmonyOS 5.0.1 and 5.1.0 allows local users to interrupt device management through local access. Huawei has not disclosed the affected function, the untrusted input, or the operation that overruns a stack buffer in the device management module. Exploitation requires local access but no privileges or user interaction, and the published impact is limited to availability.

CVSS severity6.2
Medium
EPSS probability0.09%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack-based buffer overflow in Huawei HarmonyOS 5.0.1 and 5.1.0 allows local users to interrupt device management through local access. Huawei has not disclosed the affected function, the untrusted input, or the operation that overruns a stack buffer in the device management module. Exploitation requires local access but no privileges or user interaction, and the published impact is limited to availability.

The record

CVE
CVE-2025-58300
Published
Oct 11, 2025
Updated
Oct 11, 2025
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-121, T1642
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 11, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 11, 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=5.0.1
  2. Affected versionversion=5.1.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

MindSpore · HarmonyOSversion=5.0.1; version=5.1.0

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.2Huawei TechnologiesCVSS:3.1/AV:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow
T1642Endpoint 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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