CVE-2019-9743 : Security Advisory and Response

A vulnerability has been identified in PHOENIX CONTACT RAD-80211-XD and RAD-80211-XD/HP-BUS devices where the WebHMI component is susceptible to command injection.

Understanding CVE-2019-9743

This CVE record highlights a command injection vulnerability in specific PHOENIX CONTACT devices.

What is CVE-2019-9743?

CVE-2019-9743 is a security vulnerability found in PHOENIX CONTACT RAD-80211-XD and RAD-80211-XD/HP-BUS devices, allowing attackers to execute arbitrary commands through the WebHMI component.

The Impact of CVE-2019-9743

The vulnerability could lead to unauthorized access, data manipulation, and potential system compromise on affected devices.

Technical Details of CVE-2019-9743

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue allows for command injection in the WebHMI component of the PHOENIX CONTACT RAD-80211-XD and RAD-80211-XD/HP-BUS devices.

Affected Systems and Versions

Product: PHOENIX CONTACT RAD-80211-XD and RAD-80211-XD/HP-BUS
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious commands through the WebHMI component, potentially gaining unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2019-9743 is crucial to maintaining security.

Immediate Steps to Take

Implement network segmentation to limit exposure
Apply the latest security patches and updates
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Conduct regular security audits and assessments
Educate users on safe browsing habits and security best practices
Employ intrusion detection and prevention systems

Patching and Updates

Regularly check for vendor-supplied patches and apply them promptly
Keep abreast of security advisories and updates from PHOENIX CONTACT