Description
In isToggleable of SecureNfcEnabler.java and SecureNfcPreferenceController.java, there is a possible way to enable NFC from a secondary account due to a permissions bypass. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-238298970
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Android | Android-11 Android-12 Android-12L Android-13 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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Trinadh465/packages_apps_Settings_CVE-2023-21086 ★ 0 · Oct 25, 2023
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- WID-SEC-2023-0841 Samsung Android und Samsung Exynos: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 21, 2025
- WID-SEC-2023-0837 Android Patchday April 2023 BSI CERT-Bund (WID) · Apr 3, 2023