Die Argo CD Web Terminal Sitzung behandelt den Widerruf von Benutzerberechtigungen nicht korrekt in github.com/argoproj/argo-cd

The core impact of CVE-2024-41666 lies in the potential for persistent unauthorized access. An attacker, after having their permissions revoked within Argo CD, could still retain access to the web terminal and potentially execute actions they are no longer authorized to perform. This could include viewing sensitive application configurations, modifying deployments, or even gaining access to underlying infrastructure if Argo CD is configured with overly permissive access controls. The blast radius is directly tied to the privileges the revoked user previously held and the level of access Argo CD has to the managed Kubernetes clusters or other application environments. This vulnerability highlights the importance of robust permission management and timely revocation of access.

Organizations heavily reliant on Argo CD for GitOps workflows are at risk. Specifically, deployments with extensive user access controls and frequent permission changes are more vulnerable. Environments where Argo CD is integrated with other critical systems, such as CI/CD pipelines or infrastructure-as-code tools, face a higher potential impact.

• linux / server:

journalctl -u argocd-server -g 'permission revocation'

• go / supply-chain: Inspect Argo CD source code for instances of permission handling logic, particularly around session management and revocation routines. Look for potential race conditions or improper checks. • generic web: Monitor Argo CD access logs for unusual patterns of user activity after permission changes. Look for sessions that persist after a user's access should have been revoked.

1. 2024-08-06Disclosure

   disclosure

1. Reserviert2024-07-18
2. Veröffentlicht2024-08-06
3. Geändert2026-02-04
4. EPSS aktualisiert2026-04-02

The primary mitigation for CVE-2024-41666 is to upgrade Argo CD to version 2.9.21 or later. This version includes a fix that properly handles user permission revocation within the web terminal. If an immediate upgrade is not feasible, consider implementing stricter access controls within Argo CD to limit the potential impact of a compromised account. Regularly review and audit user permissions to ensure they align with the principle of least privilege. While a WAF or proxy cannot directly address this vulnerability, they can provide an additional layer of defense by monitoring and blocking suspicious activity within the Argo CD web terminal.