CVEs / CVE-2023-21237
CVE-2023-21237: Android Pixel Information Disclosure Vulnerability
- Known exploited in the CISA KEV catalog since 5 Mar 2024
- medium 5.5 CVSS 3.1 (NVD)
- EPSS 0.26% chance of exploitation in the next 30 days, higher than 18% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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.
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
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a Android | Android-13 | — |
| google android | 13.0 | — |
Exploitation
| In CISA KEV since | 5 Mar 2024 |
|---|---|
| Due date for US federal agencies | 26 Mar 2024 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NScored by NVD |
|---|---|
| Weakness | CWE-200 |
References
- CVE-2023-21237 on NVD
- CVE-2023-21237 in the CISA KEV catalog
- https://source.android.com/docs/security/bulletin/pixel/2023-06-01 (cited by CISA)
- https://source.android.com/security/bulletin/pixel/2023-06-01 Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-21237 Third Party Advisory, US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.