HashiCorp Vault and Vault Enterprise versions 0.11.0 through 1.3.3 may, under certain circumstances, have existing nested-path policies grant access to Namespaces created after-the-fact. Fixed in 1.3.4. References: https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#134-march-19th-2020 https://www.hashicorp.com/blog/category/vault/
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2020-10661