CVE-2023-21330

In Overlay Manager, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

• CWE-203

• https://source.android.com/docs/security/bulletin/android-14Release Notes, Vendor Advisory
• https://source.android.com/docs/security/bulletin/android-14Release Notes, Vendor Advisory

Published

Oct 30, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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• CVE-2023-21328In Package Installer, there is a possible way to determine w…7.8
• CVE-2023-21329In Activity Manager, there is a possible way to determine wh…5.5
• CVE-2023-2133Out of bounds memory access in Service Worker API in Google …8.8
• CVE-2023-21331In InputMethod, there is a possible way to determine whether…5.5
• CVE-2023-21332In Text Services, there is a possible way to determine wheth…5.5
• CVE-2023-21333In Text Services, there is a possible way to determine wheth…5.5
• CVE-2023-21334In App Ops Service, there is a possible disclosure of inform…5.5
• CVE-2023-21335In Settings, there is a possible way to determine whether an…5.5
• CVE-2023-21336In Input Method, there is a possible way to determine whethe…5.5