CVE-2019-2016 Explained : Impact and Mitigation
Learn about CVE-2019-2016, a vulnerability in Android's NFA_SendRawFrame function due to inadequate input validation. Discover the impact, affected versions, and mitigation steps.
Android NFA_SendRawFrame Function Vulnerability
Understanding CVE-2019-2016
What is CVE-2019-2016?
CVE-2019-2016 is a vulnerability in the NFA_SendRawFrame function of the nfa_dm_api.cc file in Android. It stems from inadequate input validation, potentially leading to an out-of-bound write.
The Impact of CVE-2019-2016
This vulnerability could allow for local privilege escalation without requiring additional execution privileges, contingent on user interaction.
Technical Details of CVE-2019-2016
Vulnerability Description
The vulnerability exists in the NFA_SendRawFrame function due to improper input validation, posing a risk of local privilege escalation.
Affected Systems and Versions
- Product: Android
- Affected Versions: Android-7.0, Android-7.1.1, Android-7.1.2, Android-8.0, Android-8.1, Android-9
Exploitation Mechanism
Exploitation requires user interaction and could result in local privilege escalation.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly
- Monitor for any unusual system behavior
Long-Term Security Practices
- Implement strict input validation mechanisms
- Conduct regular security audits
Patching and Updates
Ensure all affected systems are updated with the latest security patches.