CVE-2019-18199 : Exploit Details and Defense Strategies

A vulnerability has been identified on Fujitsu Wireless Keyboard Set LX390 GK381 devices due to inadequate encryption of 2.4 GHz communication and reliance on password-based authentication, making them susceptible to replay attacks.

Understanding CVE-2019-18199

This CVE identifies a security issue on Fujitsu Wireless Keyboard Set LX390 GK381 devices.

What is CVE-2019-18199?

This vulnerability stems from the lack of proper encryption of 2.4 GHz communication and the use of password-based authentication, leaving the devices open to replay attacks.

The Impact of CVE-2019-18199

The vulnerability allows malicious actors to potentially intercept and replay wireless keyboard inputs, compromising sensitive information.

Technical Details of CVE-2019-18199

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from inadequate encryption of 2.4 GHz communication and the reliance on password-based authentication on Fujitsu Wireless Keyboard Set LX390 GK381 devices.

Affected Systems and Versions

Product: Fujitsu Wireless Keyboard Set LX390 GK381
Vendor: Fujitsu
Versions: Not specified

Exploitation Mechanism

The vulnerability can be exploited by attackers to intercept and replay wireless keyboard inputs due to the lack of proper encryption and authentication mechanisms.

Mitigation and Prevention

Protecting against and addressing the CVE.

Immediate Steps to Take

Avoid using the affected wireless keyboard in sensitive environments.
Consider using wired keyboards for secure data entry.
Regularly monitor for any suspicious activities related to keyboard inputs.

Long-Term Security Practices

Implement strong encryption protocols for wireless communication.
Enforce multi-factor authentication for enhanced security.
Keep all devices and software up to date to patch known vulnerabilities.
Conduct regular security audits and assessments.

Patching and Updates

Ensure that firmware updates and patches provided by Fujitsu are promptly applied to mitigate the vulnerability.