CVE-2023-21059

Information disclosure from cellular firmware

Published Mar 24, 2023 · Updated Feb 20, 2025

Information disclosure in Android cellular firmware allows attackers to read unspecified data through an undisclosed vector. Google has not published the affected function or the incorrect operation performed on untrusted input for this issue. The required access conditions and exact data exposed remain undisclosed, and exploitation requires no reported user interaction.

CVSS severityUnavailable
Unscored
EPSS probability0.44%
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 Android cellular firmware allows attackers to read unspecified data through an undisclosed vector. Google has not published the affected function or the incorrect operation performed on untrusted input for this issue. The required access conditions and exact data exposed remain undisclosed, and exploitation requires no reported user interaction.

The record

CVE
CVE-2023-21059
Published
Mar 24, 2023
Updated
Feb 20, 2025
Vendor
Google Cloud
Product
Android
Classifications
Unavailable
Attack vector
Unavailable
Privileges
Unavailable

Timeline

How it unfolded

  1. Mar 24, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Android kernel

What conditions does exploitation require?

Attack vectorUnavailable in this record.
Required privilegesUnavailable in this record.

What is affected?

Google Cloud · Androidversion=Android kernel

Published CVSS scores

No CVSS assessment is available in this record.

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)
VectorUnavailable
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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