{"id":"CVE-2021-32574","aliases":["GHSA-25gf-8qrr-g78r","BIT-consul-2021-32574","GO-2022-0894"],"title":"Hashicorp Consul Missing SSL Certificate Validation","summary":"Hashicorp Consul Missing SSL Certificate Validation","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","vendor":"hashicorp","product":"github.com/hashicorp/consul","ecosystem":"go","affected":["github.com/hashicorp/consul < 1.10.1"],"patched":["github.com/hashicorp/consul 1.10.1"],"published":"2021-07-19","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:49:15.385322274Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-25gf-8qrr-g78r","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32574"},{"url":"https://discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-did-not-validate-destination-service-subject-alternative-names/26856"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.10.1"},{"url":"https://security.gentoo.org/glsa/202208-09"},{"url":"https://www.hashicorp.com/blog/category/consul"}],"tags":["osv","go"],"epss":0.01457,"epssPercentile":0.72353,"ingestedAt":"2026-09-12T03:13:01.744Z","slug":"CVE-2021-32574","body":"## Overview\n\nHashiCorp Consul before 1.10.1 (and Consul Enterprise) has Missing SSL Certificate Validation. xds does not ensure that the Subject Alternative Name of an upstream is validated.\n\n## Affected packages\n\n- `github.com/hashicorp/consul < 1.10.1`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/hashicorp/consul 1.10.1`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}