CVE-2019-19295 : What You Need to Know
Learn about CVE-2019-19295, an insufficient logging vulnerability in Siemens Control Center Server (CCS) versions < V1.5.0. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A security flaw has been detected in Siemens Control Center Server (CCS) (All versions < V1.5.0) that allows authenticated remote attackers to carry out hidden actions without logging.
Understanding CVE-2019-19295
This CVE involves an insufficient logging vulnerability in Siemens Control Center Server (CCS) versions prior to V1.5.0.
What is CVE-2019-19295?
The vulnerability in Control Center Server (CCS) allows authenticated remote attackers to perform actions that remain unlogged in the application log.
The Impact of CVE-2019-19295
The vulnerability can be exploited by attackers to carry out hidden actions that will not be recorded in the application log, potentially leading to unauthorized activities.
Technical Details of CVE-2019-19295
Siemens Control Center Server (CCS) versions prior to V1.5.0 are affected by this vulnerability.
Vulnerability Description
The default XML-based communication protocol of Control Center Server (CCS) does not require the recording of security-related activities on specific ports, enabling attackers to perform undocumented actions.
Affected Systems and Versions
- Vendor: Siemens
- Product: Control Center Server (CCS)
- Affected Versions: All versions < V1.5.0
Exploitation Mechanism
- Attackers need to be authenticated remote users to exploit this vulnerability.
- By leveraging the lack of logging on ports 5444/tcp and 5440/tcp, attackers can carry out hidden actions.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-19295.
Immediate Steps to Take
- Update Siemens Control Center Server (CCS) to version V1.5.0 or later to mitigate the vulnerability.
- Monitor network traffic for any suspicious activities on ports 5444/tcp and 5440/tcp.
Long-Term Security Practices
- Implement robust logging mechanisms to capture all security-related activities on critical ports.
- Regularly review and analyze logs for any unusual or unauthorized actions.
Patching and Updates
- Siemens has likely released patches addressing this vulnerability; ensure timely installation of updates to secure the system.