CVE-2023-38445

Local denial of service via missing permission check

Published Sep 4, 2023 · Updated Oct 10, 2024

vowifiservice in Android 9 through Android 11 on Unisoc SC7731E, SC9832E, SC9863A, T606, T610, T612, T616, and T618 allows local users to cause denial of service. The service omits a permission check on a local operation, allowing unauthorized invocation of the vulnerable path. A local user account is required, but no additional execution privileges or user interaction are needed; the reported consequence is service availability loss.

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

vowifiservice in Android 9 through Android 11 on Unisoc SC7731E, SC9832E, SC9863A, T606, T610, T612, T616, and T618 allows local users to cause denial of service. The service omits a permission check on a local operation, allowing unauthorized invocation of the vulnerable path. A local user account is required, but no additional execution privileges or user interaction are needed; the reported consequence is service availability loss.

The record

CVE
CVE-2023-38445
Published
Sep 4, 2023
Updated
Oct 10, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-862
Attack vector
local
Privileges
authenticated

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 privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.5NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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.

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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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization

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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