CVE-2019-10200 : What You Need to Know

A vulnerability has been identified in OpenShift Container Platform 4 that allows unauthorized users to gain management access to AWS resources.

Understanding CVE-2019-10200

This CVE affects OpenShift Container Platform 4, potentially leading to unauthorized access to AWS resources.

What is CVE-2019-10200?

The vulnerability in OpenShift Container Platform 4 allows pods running on master nodes to access the host network and obtain security credentials for the master AWS IAM role, enabling unauthorized users to gain management access to AWS resources.

The Impact of CVE-2019-10200

The flaw poses a significant risk to data and system availability due to unauthorized access to AWS resources.

Technical Details of CVE-2019-10200

This section provides technical details about the vulnerability.

Vulnerability Description

Users who can create pods in OpenShift Container Platform 4 are also granted the authority to schedule workloads on master nodes, allowing unauthorized access to AWS resources.

Affected Systems and Versions

Product: OpenShift Container Platform
Version: OpenShift Container Platform 4

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by running pods on master nodes and accessing the host network to obtain security credentials for the master AWS IAM role.

Mitigation and Prevention

Protect your systems from CVE-2019-10200 with the following steps.

Immediate Steps to Take

Restrict pod creation and scheduling privileges on master nodes.
Monitor and audit pod activities on master nodes.
Implement network segmentation to limit pod access.

Long-Term Security Practices

Regularly review and update access control policies.
Conduct security training for personnel to prevent unauthorized access.
Stay informed about security updates and best practices.

Patching and Updates

Apply patches and updates provided by the vendor to address the vulnerability.