CVE-2023-43612

Local arbitrary file access via permission mishandling

Published Nov 20, 2023 · Updated Aug 28, 2024

Improper permission preservation in OpenHarmony 3.2.0 through 3.2.2 allows local users to read and write arbitrary files. The flaw is assigned to Hiview, but OpenHarmony has not published the affected function, file operation, or way permissions are incorrectly retained or applied. Exploitation requires local execution on an affected device and grants unauthorized file disclosure and modification; no concrete availability failure mode is disclosed.

CVSS severity8.4
High
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper permission preservation in OpenHarmony 3.2.0 through 3.2.2 allows local users to read and write arbitrary files. The flaw is assigned to Hiview, but OpenHarmony has not published the affected function, file operation, or way permissions are incorrectly retained or applied. Exploitation requires local execution on an affected device and grants unauthorized file disclosure and modification; no concrete availability failure mode is disclosed.

The record

CVE
CVE-2023-43612
Published
Nov 20, 2023
Updated
Aug 28, 2024
Vendor
OpenHarmony
Product
OpenHarmony
Classifications
CWE-281, T1565.001, T1005
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 20, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 28, 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=3.2.0 <=3.2.2
  2. Affected versionversion=v3.2.0 <=v3.2.2

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

OpenHarmony · OpenHarmonyversion=3.2.0 <=3.2.2; version=v3.2.0 <=v3.2.2

Published CVSS scores

8.4OpenHarmonyCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.8NVDCVSS:3.1/AV:L/AC:L/PR:L/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.

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-281Improper Preservation of Permissions
T1565.001Stored Data Manipulation
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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