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CVE-2023-21237

Android Pixel Information Disclosure Vulnerability

5.5 MEDIUMActively exploited (CISA KEV)EPSS 0.27%
  1. Published28 Jun 2023
  2. Added to CISA KEV5 Mar 2024
  3. Remediation due26 Mar 2024
Actively exploited (CISA KEV)

Android Pixel contains a vulnerability in the Framework component, where the UI may be misleading or insufficient, providing a means to hide a foreground service notification. This could enable a local attacker to disclose sensitive information.

Added to KEV: 5 Mar 2024Federal remediation due: 26 Mar 2024

Description

In applyRemoteView of NotificationContentInflater.java, there is a possible way to hide foreground service notification due to misleading or insufficient UI. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-251586912

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Google Android13.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2023-21237 being actively exploited?

Yes. CVE-2023-21237 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 5 Mar 2024.

How severe is CVE-2023-21237?

CVE-2023-21237 has a CVSS 3.1 base score of 5.5, rated medium. EPSS estimates a 0.27% probability of exploitation.

Which products are affected by CVE-2023-21237?

Affected products include Google Android.

How do I fix CVE-2023-21237?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-21237 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.