CVE-2023-3116

Local sensitive-file access via incorrect default permissions

Published Nov 20, 2023 · Updated Aug 29, 2024

Incorrect default permissions in the LiteOS-A kernel of OpenHarmony 3.2.0 through 3.2.2 allow local users to read or rewrite sensitive files. OpenHarmony has not identified the affected file, permission mode, or code path that assigns the unsafe defaults. Local device access is required; the published impact is exposure of confidential information or modification of sensitive files.

CVSS severity7.3
High
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect default permissions in the LiteOS-A kernel of OpenHarmony 3.2.0 through 3.2.2 allow local users to read or rewrite sensitive files. OpenHarmony has not identified the affected file, permission mode, or code path that assigns the unsafe defaults. Local device access is required; the published impact is exposure of confidential information or modification of sensitive files.

The record

CVE
CVE-2023-3116
Published
Nov 20, 2023
Updated
Aug 29, 2024
Vendor
OpenHarmony
Product
OpenHarmony
Classifications
CWE-276, 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 29, 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 <=v3.2.2

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

OpenHarmony · OpenHarmonyversion=v3.2.0 <=v3.2.2

Published CVSS scores

7.1NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
7.3OpenHarmonyCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default 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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