SB2024072445 - Improper access control in Argo CD

Description

This security bulletin contains information about 1 vulnerability.

1) Improper access control (CVE-ID: CVE-2024-41666)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to disclose sensitive information.

The vulnerability exists due to improper access control in the Argo CD web terminal session when handling websocket messages after exec permission revocation. A remote privileged user can keep an existing terminal session open and send websocket messages to disclose sensitive information.

Exploitation requires the web-based terminal feature to be enabled and the user to have previously been granted exec access before that permission is revoked.

Remediation

Install update from vendor's website.

References

• https://github.com/argoproj/argo-cd/security/advisories/GHSA-v8wx-v5jq-qhhw
• https://github.com/advisories/GHSA-v8wx-v5jq-qhhw