CVE-2023-21131
CVSS 3.1 Score 7.8 of 10 (high)
Details
Published Jun 15, 2023
Updated: Dec 18, 2024
CWE ID 639
Summary
CVE-2023-21131 is a vulnerability affecting Android versions 11, 12, 12L, and 13. In the implementation of `checkKeyIntentParceledCorrectly()` in `ActivityManagerService.java`, there's a logic error that bypasses Parcel Mismatch mitigations. This mistake allows for local privilege escalation, enabling an attacker to launch arbitrary activities without requiring additional execution privileges or user interaction.
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Affected Products
- Android