CVE-2023-40025 : What You Need to Know

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Learn about the impact of CVE-2023-40025 and how you can mitigate this vulnerability.

Understanding CVE-2023-40025

CVE-2023-40025 addresses a bug in Argo CD that affects the web terminal session expiration functionality.

What is CVE-2023-40025?

Argo CD versions starting from 2.6.0 have a vulnerability where open web terminal sessions do not expire, allowing users to access sensitive information even after the session should have been terminated.

The Impact of CVE-2023-40025

This vulnerability exposes users to potential unauthorized access to sensitive data and information due to the failure of web terminal sessions to expire as expected.

Technical Details of CVE-2023-40025

Understand the vulnerability description, affected systems, and exploitation mechanism of CVE-2023-40025.

Vulnerability Description

The bug in Argo CD allows users to continue sending websocket messages even after the session token has expired, leading to unauthorized access to sensitive information.

Affected Systems and Versions

Argo CD versions >= 2.6.0, < 2.6.14
Argo CD versions >= 2.7.0, < 2.7.12
Argo CD version = 2.8.0

Exploitation Mechanism

Users can exploit this vulnerability by leaving the terminal view open for an extended period, allowing them to view sensitive information even after the session should have expired.

Mitigation and Prevention

Explore the immediate steps to take and long-term security practices to mitigate the risks posed by CVE-2023-40025.

Immediate Steps to Take

Update Argo CD to the patched versions: 2.6.14, 2.7.12, and 2.8.1 to prevent unauthorized access via the web terminal sessions.

Long-Term Security Practices

Regularly monitor and update your software to the latest secure versions to prevent potential vulnerabilities and unauthorized access.

Patching and Updates

Stay informed about security advisories and apply patches promptly to ensure the security of your systems.