CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2023-21081
https://notcve.org/view.php?id=CVE-2023-21081
In multiple functions of PackageInstallerService.java and related files, there is a possible way to bypass background activity launch restrictions due to a logic error in the code. This could lead to local escalation of privilege 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-230492955 • https://source.android.com/security/bulletin/2023-04-01 •
CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2023-21093
https://notcve.org/view.php?id=CVE-2023-21093
In extractRelativePath of FileUtils.java, there is a possible way to access files in a directory belonging to other applications due to a path traversal error. This could lead to local escalation of privilege 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-228450832 • https://source.android.com/security/bulletin/2023-04-01 • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •
CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2023-21092
https://notcve.org/view.php?id=CVE-2023-21092
In retrieveServiceLocked of ActiveServices.java, there is a possible way to dynamically register a BroadcastReceiver using permissions of System App due to improper input validation. This could lead to local escalation of privilege 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-242040055 • https://source.android.com/security/bulletin/2023-04-01 •
CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2023-21083
https://notcve.org/view.php?id=CVE-2023-21083
In onNullBinding of CallScreeningServiceHelper.java, there is a possible way to record audio without showing a privacy indicator due to a permissions bypass. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-252762941 • https://source.android.com/security/bulletin/2023-04-01 •
CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2023-21094
https://notcve.org/view.php?id=CVE-2023-21094
In sanitize of LayerState.cpp, there is a possible way to take over the screen display and swap the display content due to a missing permission check. This could lead to local escalation of privilege 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-248031255 • https://source.android.com/security/bulletin/2023-04-01 • CWE-862: Missing Authorization •