CVE-2019-2135 : What You Need to Know

Android devices are impacted by a vulnerability in the Mfc_Transceive function, potentially leading to information disclosure without additional privileges.

Understanding CVE-2019-2135

This CVE affects Android versions 7.0, 7.1.1, 7.1.2, 8.0, 8.1, and 9, allowing for out-of-bounds read and local information disclosure.

What is CVE-2019-2135?

The vulnerability in the Mfc_Transceive function of phNxpExtns_MifareStd.cpp can result in an out-of-bounds read, leading to potential local information disclosure without extra execution privileges.

The Impact of CVE-2019-2135

The lack of bounds check in Mfc_Transceive may disclose local information without additional privileges
Exploitation requires user interaction

Technical Details of CVE-2019-2135

Vulnerability Description

The vulnerability allows for an out-of-bounds read in the Mfc_Transceive function, potentially leading to information disclosure.

Affected Systems and Versions

Product: Android
Versions: Android-7.0, 7.1.1, 7.1.2, 8.0, 8.1, 9

Exploitation Mechanism

Exploitation requires user interaction

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Android for the affected versions
Be cautious while interacting with unknown or untrusted sources

Long-Term Security Practices

Regularly update your Android device to the latest software version
Implement security best practices to protect against potential vulnerabilities

Patching and Updates

Stay informed about security bulletins and updates from Android