CVE-2019-18241 Explained : Impact and Mitigation

This CVE involves insecure encryption methods in Philips IntelliBridge EC40 and EC80, potentially allowing unauthorized access to the EC40/80 hub.

Understanding CVE-2019-18241

The vulnerability in Philips IntelliBridge EC40 and EC80 hubs allows unauthorized individuals to exploit weak encryption methods.

What is CVE-2019-18241?

The SSH server in Philips IntelliBridge EC40 and EC80, along with all versions of IntelliBridge EC40 Hub and IntelliBridge EC80 Hub, permits the use of insecure encryption methods, enabling unauthorized access.

The Impact of CVE-2019-18241

The vulnerability could empower unauthorized individuals with network access to record and duplicate sessions, leading to unauthorized entry into the EC40/80 hub.

Technical Details of CVE-2019-18241

The following technical details provide insight into the vulnerability.

Vulnerability Description

The SSH server in Philips IntelliBridge EC40 and EC80, as well as all versions of IntelliBridge EC40 Hub and IntelliBridge EC80 Hub, is configured to allow weak ciphers, posing a security risk.

Affected Systems and Versions

Product: Philips IntelliBridge EC40 and EC80
Versions: IntelliBridge EC40 Hub, all versions, IntelliBridge EC80 Hub, all versions

Exploitation Mechanism

Unauthorized attackers with network access can capture and replay sessions, potentially gaining unauthorized entry to the EC40/80 hub.

Mitigation and Prevention

Protecting against CVE-2019-18241 requires immediate steps and long-term security practices.

Immediate Steps to Take

Disable insecure encryption methods on affected devices
Implement network segmentation to limit unauthorized access

Long-Term Security Practices

Regularly update firmware and software to patch vulnerabilities
Conduct security audits to identify and address weak encryption configurations

Patching and Updates

Stay informed about security advisories and apply patches provided by the vendor to address the vulnerability.