CVE-2019-9309 : Exploit Details and Defense Strategies
Learn about CVE-2019-9309, a vulnerability in Android NFC module enabling local privilege escalation without additional execution privileges. Find mitigation steps and patching information here.
Android NFC module vulnerability allows for local privilege escalation.
Understanding CVE-2019-9309
A bounds check missing in the NFC module of Android-10 can lead to an out-of-bounds write, enabling local privilege escalation without additional execution privileges.
What is CVE-2019-9309?
- Vulnerability in Android NFC module allows for local privilege escalation
- Requires user interaction for successful exploitation
The Impact of CVE-2019-9309
- Potential for local privilege escalation without additional execution privileges
- Affected product: Android-10
Technical Details of CVE-2019-9309
Vulnerability Description
- Missing bounds check in Android NFC module
- Enables out-of-bounds write leading to local privilege escalation
Affected Systems and Versions
- Affected product: Android-10
Exploitation Mechanism
- Requires user interaction for successful exploitation
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches from the vendor
- Monitor for any unusual NFC module behavior
Long-Term Security Practices
- Regularly update Android devices
- Educate users on safe NFC usage
Patching and Updates
- Refer to vendor security bulletins for patch availability