CVE-2023-48339

Local information disclosure via missing permission check

Published Jan 18, 2024 · Updated Jun 20, 2025

Missing authorization in the Unisoc JPG driver on affected chipsets with Android 11 through 13 allows local users to disclose data. The driver fails to perform an authorization check before exposing sensitive information, but Unisoc has not disclosed the affected operation or data. Exploitation requires System execution privileges and affects confidentiality only, with no reported ability to modify data or interrupt the device.

CVSS severity4.4
Medium
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in the Unisoc JPG driver on affected chipsets with Android 11 through 13 allows local users to disclose data. The driver fails to perform an authorization check before exposing sensitive information, but Unisoc has not disclosed the affected operation or data. Exploitation requires System execution privileges and affects confidentiality only, with no reported ability to modify data or interrupt the device.

The record

CVE
CVE-2023-48339
Published
Jan 18, 2024
Updated
Jun 20, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200, CWE-862
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jan 18, 2024CVE publishedPublication date reported by the CVE source.
  2. Jun 20, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.4CISA-ADPCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
4.4NISTCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
4.4UNISOCCVSS:3.1/AV:L/AC:L/PR:H/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
CWE-862Missing Authorization

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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