CVE-2023-42675

Local information disclosure via unchecked usage-record writes

Published Dec 4, 2023 · Updated Dec 2, 2024

Information disclosure in UNISOC imsservice on Android 11 through Android 13 allows local users to expose app permission-usage records. The service writes permission-usage records for an app without checking whether the caller has permission to perform that operation. A local app needs no additional execution privileges or user interaction; exposure is limited to permission-usage information.

CVSS severity4.0
Medium
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in UNISOC imsservice on Android 11 through Android 13 allows local users to expose app permission-usage records. The service writes permission-usage records for an app without checking whether the caller has permission to perform that operation. A local app needs no additional execution privileges or user interaction; exposure is limited to permission-usage information.

The record

CVE
CVE-2023-42675
Published
Dec 4, 2023
Updated
Dec 2, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-862, CWE-200, T1533
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 2, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.0UNISOCCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/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.

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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-862Missing Authorization
CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1533Data from Local System

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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