Android
CVE-2023-21392
HIGH
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
In Bluetooth, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege when connecting to a Bluetooth device with no additional execution privileges needed. User interaction is not needed for exploitation.
AnalysisAI
In Bluetooth, there is a possible way to corrupt memory due to a use after free. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. In Bluetooth, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege when connecting to a Bluetooth device with no additional execution privileges needed. User interaction is not needed for exploitation. Affected products include: Google Android.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.
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Same weakness CWE-416 – Use After Free
View allSame technique Use After Free
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External POC / Exploit Code
Leaving vuln.today