In onTargetSelected of ResolverActivity.java, there is a possible settings bypass allowing an app to become the default handler for arbitrary domains. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-163358811

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-0334
• https://source.android.com/security/bulletin/2021-02-01