CVE-2018-20053 : Security Advisory and Response
Discover the vulnerability in Cerner Connectivity Engine (CCE) 4 devices allowing command injection. Learn about the impact, affected systems, exploitation, and mitigation steps.
A vulnerability has been found on Cerner Connectivity Engine (CCE) 4 devices, allowing command injection through specific configurations.
Understanding CVE-2018-20053
What is CVE-2018-20053?
This CVE identifies a vulnerability in Cerner Connectivity Engine (CCE) 4 devices that enables command injection by exploiting certain configurations.
The Impact of CVE-2018-20053
The vulnerability allows attackers to execute arbitrary commands on affected devices, potentially leading to unauthorized access and control.
Technical Details of CVE-2018-20053
Vulnerability Description
The susceptibility lies in the configurations of hostname, timezone, and NTP server on CCE devices, permitting command injection via a crafted configuration file transmitted over the network.
Affected Systems and Versions
- Product: Cerner Connectivity Engine (CCE) 4
- Vendor: Cerner
- Versions: All versions are affected
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a specially crafted configuration file to the device, triggering the execution of unauthorized commands.
Mitigation and Prevention
Immediate Steps to Take
- Implement network segmentation to restrict access to vulnerable devices
- Regularly monitor and analyze network traffic for suspicious activities
Long-Term Security Practices
- Conduct regular security assessments and penetration testing
- Keep systems up to date with the latest security patches
Patching and Updates
Apply patches and updates provided by Cerner to address the vulnerability.