CVE-2024-57961

Feature malfunction via emcom out-of-bounds write

Published Feb 6, 2025 · Updated Feb 6, 2025

Out-of-bounds write in Huawei HarmonyOS 3.0.0 and 4.2.0 and EMUI 13.0.0 allows local users to disrupt device features. The emcom module writes beyond an unspecified buffer boundary; Huawei has not disclosed the input, code locus, or triggering operation. The local, unauthenticated path requires no user interaction and can disclose information or disrupt device features.

CVSS severity6.8
Medium
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Out-of-bounds write in Huawei HarmonyOS 3.0.0 and 4.2.0 and EMUI 13.0.0 allows local users to disrupt device features. The emcom module writes beyond an unspecified buffer boundary; Huawei has not disclosed the input, code locus, or triggering operation. The local, unauthenticated path requires no user interaction and can disclose information or disrupt device features.

The record

CVE
CVE-2024-57961
Published
Feb 6, 2025
Updated
Feb 6, 2025
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-787
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 6, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 6, 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=3.0.0
  2. Affected versionversion=4.2.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

MindSpore · HarmonyOSversion=3.0.0; version=4.2.0
MindSpore · EMUIversion=13.0.0

Published CVSS scores

6.8Huawei TechnologiesCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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-787Out-of-bounds Write

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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