CVE-2022-38688

Information disclosure via missing telephony permission check

Published Oct 14, 2022 · Updated May 15, 2025

Information disclosure in Unisoc telephony service on Android 10 through Android 12 allows local attackers to read protected telephony data. The telephony service omits a required permission check before returning information to callers. Exploitation requires local code execution on an affected device, with no additional execution privileges, and the documented consequence is confidentiality loss only.

CVSS severity6.2
Medium
EPSS probability0.15%
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 telephony service on Android 10 through Android 12 allows local attackers to read protected telephony data. The telephony service omits a required permission check before returning information to callers. Exploitation requires local code execution on an affected device, with no additional execution privileges, and the documented consequence is confidentiality loss only.

The record

CVE
CVE-2022-38688
Published
Oct 14, 2022
Updated
May 15, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 14, 2022CVE publishedPublication date reported by the CVE source.
  2. May 15, 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 privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.2UnisocCVSS:3.1/AV:L/AC:L/PR:N/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-200Information Disclosure

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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