{"id":"CVE-2025-6037","details":"Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.","aliases":["BIT-vault-2025-6037","GHSA-6c5r-4wfc-3mcx","GO-2025-3836"],"modified":"2026-04-10T05:32:21.770261Z","published":"2025-08-01T18:15:57.300Z","related":["CGA-85g2-wj5q-mh33","SUSE-SU-2025:02912-1","openSUSE-SU-2025:15434-1"],"references":[{"type":"ADVISORY","url":"https://discuss.hashicorp.com/t/hcsec-2025-18-vault-certificate-auth-method-did-not-validate-common-name-for-non-ca-certificates/76037"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hashicorp/vault","events":[{"introduced":"0"},{"fixed":"b403b1a27c8db6038ffefb296d7be0962e08039d"},{"introduced":"0"},{"last_affected":"6fdd6b59e97d97a9e19b0fb5304bf879c190295e"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.20.1"},{"introduced":"0"},{"last_affected":"1.20.0"}]}}],"versions":["api/auth/approle/v0.1.0","api/auth/approle/v0.1.1","api/auth/approle/v0.10.0","api/auth/approle/v0.2.0","api/auth/approle/v0.3.0","api/auth/approle/v0.4.0","api/auth/approle/v0.4.1","api/auth/approle/v0.5.0","api/auth/approle/v0.6.0","api/auth/approle/v0.7.0","api/auth/approle/v0.8.0","api/auth/approle/v0.9.0","api/auth/aws/v0.1.0","api/auth/aws/v0.10.0","api/auth/aws/v0.2.0","api/auth/aws/v0.3.0","api/auth/aws/v0.4.0","api/auth/aws/v0.4.1","api/auth/aws/v0.5.0","api/auth/aws/v0.6.0","api/auth/aws/v0.7.0","api/auth/aws/v0.8.0","api/auth/aws/v0.9.0","api/auth/azure/v0.1.0","api/auth/azure/v0.2.0","api/auth/azure/v0.3.0","api/auth/azure/v0.4.0","api/auth/azure/v0.4.1","api/auth/azure/v0.5.0","api/auth/azure/v0.6.0","api/auth/azure/v0.7.0","api/auth/azure/v0.8.0","api/auth/azure/v0.9.0","api/auth/gcp/v0.1.0","api/auth/gcp/v0.10.0","api/auth/gcp/v0.2.0","api/auth/gcp/v0.3.0","api/auth/gcp/v0.4.0","api/auth/gcp/v0.4.1","api/auth/gcp/v0.5.0","api/auth/gcp/v0.6.0","api/auth/gcp/v0.7.0","api/auth/gcp/v0.8.0","api/auth/gcp/v0.9.0","api/auth/kubernetes/v0.1.0","api/auth/kubernetes/v0.10.0","api/auth/kubernetes/v0.2.0","api/auth/kubernetes/v0.3.0","api/auth/kubernetes/v0.4.0","api/auth/kubernetes/v0.4.1","api/auth/kubernetes/v0.5.0","api/auth/kubernetes/v0.6.0","api/auth/kubernetes/v0.7.0","api/auth/kubernetes/v0.8.0","api/auth/kubernetes/v0.9.0","api/auth/ldap/v0.1.0","api/auth/ldap/v0.10.0","api/auth/ldap/v0.2.0","api/auth/ldap/v0.3.0","api/auth/ldap/v0.4.0","api/auth/ldap/v0.4.1","api/auth/ldap/v0.5.0","api/auth/ldap/v0.6.0","api/auth/ldap/v0.7.0","api/auth/ldap/v0.8.0","api/auth/ldap/v0.9.0","api/auth/userpass/v0.1.0","api/auth/userpass/v0.10.0","api/auth/userpass/v0.2.0","api/auth/userpass/v0.3.0","api/auth/userpass/v0.4.0","api/auth/userpass/v0.4.1","api/auth/userpass/v0.5.0","api/auth/userpass/v0.6.0","api/auth/userpass/v0.7.0","api/auth/userpass/v0.8.0","api/auth/userpass/v0.9.0","api/v1.0.1","api/v1.0.2","api/v1.0.3","api/v1.0.4","api/v1.1.1","api/v1.10.0","api/v1.11.0","api/v1.12.0","api/v1.12.1","api/v1.12.2","api/v1.13.0","api/v1.14.0","api/v1.15.0","api/v1.16.0","api/v1.2.0","api/v1.20.0","api/v1.3.1","api/v1.5.0","api/v1.6.0","api/v1.7.0","api/v1.7.1","api/v1.7.2","api/v1.8.0","api/v1.8.1","api/v1.8.2","api/v1.8.3","api/v1.9.0","api/v1.9.1","api/v1.9.2","last-go-modable","main-creation","sdk/v0.1.10","sdk/v0.1.11","sdk/v0.1.12","sdk/v0.1.13","sdk/v0.1.8","sdk/v0.1.9","sdk/v0.10.0","sdk/v0.10.1","sdk/v0.11.0","sdk/v0.11.1","sdk/v0.12.0","sdk/v0.13.0","sdk/v0.14.0","sdk/v0.14.1","sdk/v0.15.0","sdk/v0.16.0","sdk/v0.17.0","sdk/v0.18.0","sdk/v0.2.1","sdk/v0.3.0","sdk/v0.4.1","sdk/v0.5.0","sdk/v0.5.1","sdk/v0.5.3","sdk/v0.6.0","sdk/v0.6.1","sdk/v0.6.2","sdk/v0.7.0","sdk/v0.8.0","sdk/v0.9.0","sdk/v0.9.1","sdk/v0.9.2","v0.1.0","v0.1.1","v0.1.2","v0.10.0","v0.10.0-rc1","v0.10.1","v0.10.2","v0.10.3","v0.10.4","v0.11.0","v0.11.0-beta1","v0.11.1","v0.11.2","v0.2.0","v0.2.0.rc1","v0.3.0","v0.3.0-rc","v0.3.1","v0.4.0","v0.4.0-rc1","v0.5.0","v0.5.0-rc1","v0.5.0-rc1.1","v0.5.0-rc1.2","v0.5.0-rc2","v0.5.1","v0.5.2","v0.6.0","v0.6.0-beta1","v0.6.0-beta2","v0.6.0-rc1","v0.6.0-rebuild","v0.6.1","v0.6.1-rc1","v0.6.1-rc2","v0.6.1-rc3","v0.6.2","v0.6.3","v0.6.4","v0.6.5","v0.7.0","v0.7.0-beta1","v0.7.1","v0.7.2","v0.7.3","v0.8.0","v0.8.0-beta1","v0.8.0-rc1","v0.8.1","v0.8.2","v0.8.3","v0.9.0","v0.9.1","v0.9.2","v0.9.4","v0.9.5","v0.9.6","v1.0.0","v1.0.0-beta1","v1.0.0-beta2","v1.0.0-rc1","v1.0.1","v1.0.2","v1.0.3","v1.1.0","v1.1.0-beta1","v1.1.0-beta2","v1.1.1","v1.2.0","v1.2.0-beta1","v1.2.0-beta2","v1.2.0-rc1","v1.20.0","v1.20.0-rc1","v1.20.0-rc2"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"1.16.23"}]},{"events":[{"introduced":"1.17.0"},{"fixed":"1.18.12"}]},{"events":[{"introduced":"1.19.0"},{"fixed":"1.19.7"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6037.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H"}]}