CVE-2019-14433 : Security Advisory and Response

OpenStack Nova versions prior to 17.0.12, 18.x before 18.2.2, and 19.x before 19.0.2 may expose sensitive data when an authenticated user triggers a fault condition due to an external exception.

Understanding CVE-2019-14433

This CVE involves a vulnerability in OpenStack Nova that could lead to the exposure of confidential information in the system's response to certain API requests.

What is CVE-2019-14433?

When a user authenticated in OpenStack Nova triggers a fault condition through an API request caused by an external exception, the system may inadvertently reveal sensitive data in the response.

The Impact of CVE-2019-14433

The exposure of confidential configuration settings or other sensitive data could lead to security breaches and unauthorized access to critical information.

Technical Details of CVE-2019-14433

OpenStack Nova vulnerability details and affected systems.

Vulnerability Description

An issue in OpenStack Nova versions before 17.0.12, 18.x before 18.2.2, and 19.x before 19.0.2 allows the leakage of sensitive information when a fault condition is triggered by an external exception.

Affected Systems and Versions

OpenStack Nova versions earlier than 17.0.12
18.x versions prior to 18.2.2
19.x versions prior to 19.0.2

Exploitation Mechanism

Authenticated user sends an API request resulting in a fault condition caused by an external exception
System response exposes certain information about the underlying system

Mitigation and Prevention

Steps to address and prevent CVE-2019-14433.

Immediate Steps to Take

Update OpenStack Nova to versions 17.0.12, 18.2.2, or 19.0.2 or later
Monitor system logs for any unusual activities

Long-Term Security Practices

Regularly review and update security configurations
Conduct security training for users to prevent inadvertent data exposure

Patching and Updates

Apply patches provided by OpenStack for the affected versions
Stay informed about security advisories and updates from OpenStack