CVE-2019-9257 : Vulnerability Insights and Analysis
Learn about CVE-2019-9257, an Android-10 Bluetooth integer overflow vulnerability enabling local privilege escalation without user interaction. Find mitigation steps and patch details.
Android-10 Bluetooth Integer Overflow Vulnerability
Understanding CVE-2019-9257
An integer overflow in Bluetooth within the Android product, specifically in Android-10, may result in a potential out of bounds write, leading to a local escalation of privilege without additional execution privileges.
What is CVE-2019-9257?
- An integer overflow vulnerability in Bluetooth in Android-10
- Allows local escalation of privilege without additional execution privileges
- Exploitation does not require user interaction
The Impact of CVE-2019-9257
- Potential for local privilege escalation
- Exploitation without user interaction
Technical Details of CVE-2019-9257
Vulnerability Description
The vulnerability arises from an integer overflow in Bluetooth, potentially leading to out of bounds write.
Affected Systems and Versions
- Product: Android
- Version: Android-10
Exploitation Mechanism
- Enables local escalation of privilege without additional execution privileges
- Exploitation does not require user interaction
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly
- Monitor vendor updates for fixes
Long-Term Security Practices
- Regularly update software and firmware
- Implement network segmentation and access controls
- Conduct security awareness training
Patching and Updates
- Refer to the Android security bulletin for patch information