CVE-2019-6840 : What You Need to Know

A vulnerability in U.motion Server versions could allow attackers to execute arbitrary commands by sending manipulated messages.

Understanding CVE-2019-6840

What is CVE-2019-6840?

There is a vulnerability in U.motion Server versions that enables attackers to execute arbitrary commands by sending a manipulated message to the targeted server.

The Impact of CVE-2019-6840

This vulnerability, known as CWE-134, poses a significant risk as it allows attackers to execute arbitrary commands on the affected systems.

Technical Details of CVE-2019-6840

Vulnerability Description

The vulnerability in U.motion Server versions allows attackers to execute arbitrary commands by sending manipulated messages.

Affected Systems and Versions

U.motion Server (MEG6501-0001 - U.motion KNX server)
U.motion Server (MEG6501-0002 - U.motion KNX Server Plus)
U.motion Server (MEG6260-0410 - U.motion KNX Server Plus)
U.motion Server (MEG6260-0415 - U.motion KNX Server Plus)
U.motion Server (Touch 10)
U.motion Server (Touch 15)

Exploitation Mechanism

Attackers exploit this vulnerability by sending crafted messages to the target server, triggering the execution of arbitrary commands.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Schneider Electric SE.
Monitor network traffic for any suspicious activity.
Implement strong access controls and authentication mechanisms.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security assessments and penetration testing regularly.
Educate users and administrators about security best practices.

Patching and Updates

Ensure that all U.motion Server versions are updated with the latest security patches to mitigate the CVE-2019-6840 vulnerability.