Security advisory

{
  "id": "04da75e850311920e7ca68b3c51787bde0668188b2904303eb02ef8f658ca37b",
  "url": "https://osv.dev/vulnerability/CVE-2021-42135",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-42135",
    "summary": "HashiCorp Vault and Vault Enterprise 1.8.x through 1.8.4 may have an unexpected interaction between glob-related policies and the Google Cloud secrets engine. Users may, in some situations, have more privileges than intended, e.g., a user with read permission for the /gcp/roleset/* path may be able to issue Google Cloud service account credentials.",
    "evidence": "osv:CVE-2021-42135",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-42135",
      "aliases": [
        "BIT-vault-2021-42135",
        "CVE-2021-42135",
        "GHSA-362v-wg5p-64w2",
        "GO-2022-0578"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hashicorp/vault",
              "type": "GIT",
              "events": [
                {
                  "introduced": "82a99f14eb6133f99a975e653d4dac21c17505c7"
                },
                {
                  "last_affected": "925bc650ad1d997e84fbb832f302a6bfe0105bbb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "1.8.0"
                      },
                      {
                        "last_affected": "1.8.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "1.8.0"
                      },
                      {
                        "last_affected": "1.8.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.8.4",
            "v1.8.3",
            "v1.8.2",
            "v1.8.1",
            "v1.8.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-42135.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:05.825228732Z",
      "provider": "osv",
      "references": [
        "https://discuss.hashicorp.com/t/hcsec-2021-28-vaults-google-cloud-secrets-engine-policies-with-globs-may-provide-additional-privileges-in-vault-1-8-0-onwards/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-42135",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 440847,
  "published_at": "2021-10-11T03:15:06.76+00:00"
}