CVE-2023-40132: High severity Google Android vulnerability
In setActualDefaultRingtoneUri of RingtoneManager.java, there is a possible way to bypass content providers read permissions due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Avoid interacting with or approving ringtone-change requests, dialogs, or content from untrusted apps or users. Limit installation of apps to trusted sources to reduce the chance of a local privilege escalation that requires user interaction.
- Operational
When vendor or Android security updates that address the RingtoneManager permission check become available, apply them promptly. In the meantime, review installed apps and remove or restrict any untrusted apps that can modify ringtone settings.
Event History
Frequently Asked Questions
What is the severity of CVE-2023-40132?
CVE-2023-40132 has been classified as a medium-severity vulnerability.
How do I fix CVE-2023-40132?
To fix CVE-2023-40132, ensure that your Android version is updated to the latest security patch provided by Google.
What are the implications of CVE-2023-40132?
CVE-2023-40132 allows local escalation of privilege due to a missing permission check in the RingtoneManager.
Is user interaction required for exploiting CVE-2023-40132?
Yes, user interaction is needed for exploiting CVE-2023-40132.
Which versions of Android are affected by CVE-2023-40132?
CVE-2023-40132 affects various versions of Android, particularly those that do not have the latest security updates.