CVE-2019-3800 : What You Need to Know

CF CLI writes the client id and secret to the config file, potentially exposing sensitive information to local malicious users.

Understanding CVE-2019-3800

Before version 6.45.0 of CF CLI, the client id and secret are stored in the config file, allowing unauthorized access to sensitive credentials.

What is CVE-2019-3800?

CF CLI versions prior to v6.45.0 save client id and secret in the config file, enabling unauthorized users to impersonate the credential owner.

The Impact of CVE-2019-3800

The vulnerability has a CVSS base score of 6.3, with low confidentiality, integrity, and availability impacts, posing a medium severity threat.

Technical Details of CVE-2019-3800

CF CLI vulnerability details and affected systems.

Vulnerability Description

The issue stems from CF CLI saving client id and secret in the config file, allowing unauthorized access to sensitive information.

Affected Systems and Versions

CF CLI Release v1.x before v1.16.0
CF CLI versions prior to v6.45.0

Exploitation Mechanism

Local malicious users with access to the CF CLI config file can exploit the stored credentials to impersonate the owner.

Mitigation and Prevention

Protecting systems from CVE-2019-3800.

Immediate Steps to Take

Update CF CLI to version 6.45.0 or later to prevent client id and secret exposure.
Regularly monitor and restrict access to the CF CLI config file.

Long-Term Security Practices

Implement secure credential management practices to avoid storing sensitive information in plaintext.
Conduct regular security audits to identify and address similar vulnerabilities.

Patching and Updates

Apply patches and updates provided by Cloud Foundry to address the vulnerability and enhance system security.