Security advisory

{
  "id": "b5f66ca667968b21506f8a5ae094713b608cb0ad301e91ab7d8e1a8a59967829",
  "url": "https://osv.dev/vulnerability/CVE-2021-30476",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-30476",
    "summary": "HashiCorp Terraform’s Vault Provider (terraform-provider-vault) did not correctly configure GCE-type bound labels for Vault’s GCP auth method. Fixed in 2.19.1.",
    "evidence": "osv:CVE-2021-30476",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-30476",
      "aliases": [
        "CVE-2021-30476"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hashicorp/terraform-provider-vault",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1b2bcd8e14ca0bd56a16c6f547c07c72c8a1bad3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hashicorp:terraform_provider:*:*:*:*:*:vault:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.19.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.19.0",
            "v2.18.0",
            "v2.17.0",
            "v2.16.0",
            "v2.15.0",
            "v2.14.0",
            "v2.13.0",
            "v2.12.2",
            "v2.12.1",
            "v2.12.0",
            "v2.11.0",
            "v2.10.0",
            "v2.9.0",
            "v2.8.0",
            "v2.7.1",
            "v2.7.0",
            "v2.6.0",
            "v2.5.0",
            "v2.4.0",
            "v2.3.0",
            "v2.2.0",
            "v2.1.0",
            "v2.0.0",
            "v1.9.0",
            "v1.8.0",
            "v1.7.0",
            "v1.6.0",
            "v1.5.0",
            "v1.4.1",
            "v1.4.0",
            "v1.3.1",
            "v1.3.0",
            "v1.2.0",
            "v1.1.4",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1.0",
            "v1.0.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30476.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:41.581558479Z",
      "provider": "osv",
      "references": [
        "https://discuss.hashicorp.com/t/hcsec-2021-11-terraform-s-vault-provider-did-not-correctly-configure-bound-labels-for-gcp-auth/23464/2",
        "https://github.com/hashicorp/terraform-provider-vault/issues/996"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-30476",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385902,
  "published_at": "2021-04-22T17:15:07.78+00:00"
}