Learn about CVE-2021-1035, a vulnerability in Android versions 10 and 12 enabling local privilege escalation. Understand the impact, affected systems, exploitation, and mitigation steps.
Android has disclosed a CVE-2021-1035 vulnerability that affects Android versions 10 and 12. The vulnerability allows an attacker to invoke an arbitrary broadcast receiver through a confused deputy scenario in setLaunchIntent of BluetoothDevicePickerPreferenceController.java. This could potentially lead to local escalation of privilege without requiring any additional execution privileges.
Understanding CVE-2021-1035
This section provides insights into the nature and impact of the CVE-2021-1035 vulnerability.
What is CVE-2021-1035?
The CVE-2021-1035 vulnerability in Android versions 10 and 12 enables a possible way to invoke an arbitrary broadcast receiver, leading to local escalation of privilege.
The Impact of CVE-2021-1035
The exploitation of this vulnerability could allow threat actors to escalate privileges locally, posing a significant security risk to affected devices.
Technical Details of CVE-2021-1035
Explore the specific technical aspects of the CVE-2021-1035 vulnerability.
Vulnerability Description
The specific flaw resides in setLaunchIntent of BluetoothDevicePickerPreferenceController.java, allowing the invocation of an arbitrary broadcast receiver.
Affected Systems and Versions
The vulnerability affects Android versions 10 and 12 specifically.
Exploitation Mechanism
The CVE-2021-1035 vulnerability can be exploited local escalation of privilege without the need for user interaction.
Mitigation and Prevention
Discover the steps to mitigate and prevent the CVE-2021-1035 vulnerability.
Immediate Steps to Take
Users are advised to apply patches or security updates provided by the Android team to address this vulnerability.
Long-Term Security Practices
Implementing strong security practices and keeping devices up to date with the latest patches can help prevent exploitation of such vulnerabilities.
Patching and Updates
Regularly check for and apply security patches and updates released by Android to protect your device from potential threats.