CVE-2020-27046 Explained : Impact and Mitigation
Learn about CVE-2020-27046, a vulnerability in Android NFC module that could lead to local information disclosure. Find out how to mitigate the risk and apply necessary security measures.
Android NFC Module Out of Bounds Read Vulnerability
Understanding CVE-2020-27046
What is CVE-2020-27046?
CVE-2020-27046 is a vulnerability found in the Android NFC module that could potentially lead to local information disclosure.
The Impact of CVE-2020-27046
The vulnerability could allow an attacker to perform an out of bounds read, leading to local information disclosure with the need for system execution privileges.
Technical Details of CVE-2020-27046
Vulnerability Description
The issue lies in nfc_ncif_proc_ee_action of nfc_ncif.cc, where a missing bounds check could result in the out of bounds read.
Affected Systems and Versions
- Product: Android
- Versions: Android-11
Exploitation Mechanism
The vulnerability could be exploited without the need for user interaction.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security patches provided by the vendor.
- Monitor official sources for updates and advisories.
Long-Term Security Practices
- Regularly update the operating system and applications.
- Implement proper security configurations and access controls.
Patching and Updates
Ensure timely installation of security patches and updates to mitigate the risk of exploitation.