CVE-2020-11924 : Exploit Details and Defense Strategies

An issue was discovered in WiZ Colors A60 1.14.0 where Wi-Fi credentials are stored in cleartext in flash memory, posing an information-disclosure risk for discarded or resold devices.

Understanding CVE-2020-11924

This CVE entry highlights a security vulnerability in WiZ Colors A60 1.14.0 that could lead to the exposure of Wi-Fi credentials.

What is CVE-2020-11924?

The vulnerability in WiZ Colors A60 1.14.0 allows Wi-Fi credentials to be stored in plain text in flash memory, potentially compromising sensitive information.

The Impact of CVE-2020-11924

The vulnerability presents a risk of information disclosure for devices that are discarded or resold, as the stored Wi-Fi credentials can be accessed easily.

Technical Details of CVE-2020-11924

This section delves into the technical aspects of the CVE.

Vulnerability Description

WiZ Colors A60 1.14.0 stores Wi-Fi credentials in cleartext in flash memory, making them easily accessible to unauthorized parties.

Affected Systems and Versions

Product: WiZ Colors A60 1.14.0
Vendor: WiZ
Version: Not applicable

Exploitation Mechanism

The vulnerability allows attackers to retrieve Wi-Fi credentials directly from the flash memory of the affected device, leading to potential misuse of sensitive information.

Mitigation and Prevention

Protecting against CVE-2020-11924 requires immediate actions and long-term security practices.

Immediate Steps to Take

Avoid discarding or reselling devices without proper data wiping procedures in place.
Consider changing Wi-Fi credentials regularly to mitigate risks.

Long-Term Security Practices

Implement encryption mechanisms for storing sensitive data on IoT devices.
Regularly update firmware to patch known vulnerabilities and enhance security.

Patching and Updates

Ensure that the affected WiZ Colors A60 1.14.0 devices are updated with the latest firmware that addresses the cleartext Wi-Fi credentials storage issue.