{"id":"CVE-2021-32574","aliases":["BIT-consul-2021-32574","GHSA-25gf-8qrr-g78r","GO-2022-0894"],"url":"https://o3.security/vulnerability/CVE-2021-32574","summary":"Hashicorp Consul Missing SSL Certificate Validation","details":"HashiCorp Consul and Consul Enterprise 1.3.0 through 1.10.0 Envoy proxy TLS configuration does not validate destination service identity in the encoded subject alternative name. Fixed in 1.8.14, 1.9.8, and 1.10.1.","published":"2021-07-17T18:15:07.723Z","modified":"2026-07-09T00:06:10.983116Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","fixedVersion":"1.10.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-did-not-validate-destination-service-subject-alternative-names/26856"},{"type":"ADVISORY","url":"https://github.com/hashicorp/consul/releases/tag/v1.10.1"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-09"},{"type":"ADVISORY","url":"https://www.hashicorp.com/blog/category/consul"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:06:10.983116Z"}}