CVE-2024-21826

Local sensitive-information disclosure via insecure HUKS storage

Published Mar 4, 2024 · Updated Aug 1, 2024

Insecure storage in HUKS in OpenHarmony 3.2.0 through 3.2.4 allows local users to read sensitive information from device storage. OpenHarmony has not published the HUKS storage location, data format, or operation that leaves the sensitive material insufficiently protected. Local access is required, and the published impact is disclosure only, with no reported data modification or service interruption.

CVSS severity4.3
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Insecure storage in HUKS in OpenHarmony 3.2.0 through 3.2.4 allows local users to read sensitive information from device storage. OpenHarmony has not published the HUKS storage location, data format, or operation that leaves the sensitive material insufficiently protected. Local access is required, and the published impact is disclosure only, with no reported data modification or service interruption.

The record

CVE
CVE-2024-21826
Published
Mar 4, 2024
Updated
Aug 1, 2024
Vendor
OpenHarmony
Product
OpenHarmony
Classifications
CWE-922, T1005
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 4, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 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=v3.2.0 <=v3.2.4

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

OpenHarmony · OpenHarmonyversion=v3.2.0 <=v3.2.4

Published CVSS scores

4.3OpenHarmonyCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-922Insecure Storage of Sensitive Information
T1005Data from Local System

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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