CVE-2023-21237 (GCVE-0-2023-21237)

Vulnerability from cvelistv5 – Published: 2023-06-28 00:00 – Updated: 2025-10-21 23:05
VLAI? CISA KEV
Summary
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
Severity ?
6.2 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • Information disclosure
Assigner
References
Impacted products
Vendor Product Version
n/a Android Affected: Android-13
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 9e0a3fc6-512b-449a-bc2a-4a1561977205

Vulnerability ID: CVE-2023-21237

Status: Confirmed

Status Updated: 2024-03-05 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-03-05
Asserted: 2024-03-05
Scope
Notes: KEV entry: Android Pixel Information Disclosure Vulnerability | Affected: Android / Pixel | Description: 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. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-03-26 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://source.android.com/docs/security/bulletin/pixel/2023-06-01; https://nvd.nist.gov/vuln/detail/CVE-2023-21237
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-200
Feed CISA Known Exploited Vulnerabilities Catalog
Product Pixel
Due Date 2024-03-26
Date Added 2024-03-05
Vendorproject Android
Vulnerabilityname Android Pixel Information Disclosure Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.