CVE-2023-38446

Local service interruption via missing permission check

Published Sep 4, 2023 · Updated Oct 10, 2024

Missing authorization in vowifiservice on UNISOC Android 9 through 11 devices allows local users to interrupt the service. The published record identifies a missing permission check in vowifiservice but does not disclose the affected function, request, or failure path. Access from a local app context is required, and the documented impact is availability loss only on SC7731E, SC9832E, SC9863A, T606, T610, T612, T616, and T618 chipsets.

CVSS severity5.5
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 vowifiservice on UNISOC Android 9 through 11 devices allows local users to interrupt the service. The published record identifies a missing permission check in vowifiservice but does not disclose the affected function, request, or failure path. Access from a local app context is required, and the documented impact is availability loss only on SC7731E, SC9832E, SC9863A, T606, T610, T612, T616, and T618 chipsets.

The record

CVE
CVE-2023-38446
Published
Sep 4, 2023
Updated
Oct 10, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-862, T1499
Attack vector
local
Privileges
Unavailable

Timeline

How it unfolded

  1. Sep 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 10, 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 privilegesUnavailable in this record.

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.0UNISOCCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/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
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1499Endpoint Denial of Service

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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