CVE-2020-0119 : Exploit Details and Defense Strategies

Android-10 contains a vulnerability in WifiConfigManager.java that could lead to a man-in-the-middle attack and remote information disclosure.

Understanding CVE-2020-0119

This CVE entry describes a potential threat in Android-10 due to improper certificate validation.

What is CVE-2020-0119?

The vulnerability lies in the addOrUpdateNetworkInternal function of WifiConfigManager.java, allowing a man-in-the-middle attack and potential remote information disclosure.

The Impact of CVE-2020-0119

The flaw could result in a remote information disclosure without requiring additional execution privileges. It necessitates user interaction for exploitation.

Technical Details of CVE-2020-0119

The technical details shed light on the specifics of the vulnerability.

Vulnerability Description

In addOrUpdateNetworkInternal and related functions of WifiConfigManager.java, the improper certificate validation opens the door to a man-in-the-middle attack.

Affected Systems and Versions

Product: Android
Version: Android-10

Exploitation Mechanism

The vulnerability can be exploited through a man-in-the-middle attack, leading to remote information disclosure.

Mitigation and Prevention

Mitigation strategies to address CVE-2020-0119.

Immediate Steps to Take

Regularly check for security updates for Android-10.
Avoid connecting to unsecured or suspicious networks.

Long-Term Security Practices

Implement network security best practices.
Train users on detecting and avoiding potential man-in-the-middle attacks.

Patching and Updates

Stay informed about security bulletins and promptly apply patches to address this vulnerability.