CVE-2020-27043 : Security Advisory and Response
Learn about CVE-2020-27043, a vulnerability in Android NFC allowing local information disclosure. Find out the impact, affected systems, exploitation, and mitigation steps.
Android NFC vulnerability leading to information disclosure.
Understanding CVE-2020-27043
A vulnerability in Android NFC could allow local information disclosure.
What is CVE-2020-27043?
- Vulnerability in nfc_enabled of nfc_main.cc in Android-11
- Out of bounds read due to incorrect increment
- Local information disclosure possible
The Impact of CVE-2020-27043
- Requires system execution privileges
- No user interaction needed for exploitation
Technical Details of CVE-2020-27043
Vulnerability Description
- Incorrect increment leads to out of bounds read
- Local information disclosure via firmware
Affected Systems and Versions
- Product: Android
- Version: Android-11
Exploitation Mechanism
- Local access to exploit
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly
- Monitor for any unauthorized access
Long-Term Security Practices
- Regular security audits and updates
- Implement least privilege access controls
- Educate users on security best practices
Patching and Updates
- Refer to Android security bulletin for patch details