ghsa-9g4h-h484-3578
Vulnerability from github
Published
2025-10-23 21:31
Modified
2025-10-23 22:24
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
HashiCorp Vault and Vault Enterprise's AWS Auth method may be susceptible to authentication bypass
Details

Vault and Vault Enterprise's ("Vault") AWS Auth method may be susceptible to authentication bypass if the role of the configured bound_principal_iam is the same across AWS accounts, or uses a wildcard. This vulnerability is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.21.0, 1.20.5, 1.19.11, and 1.16.27.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/vault"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.6.0"
            },
            {
              "fixed": "1.21.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-11621"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-288"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-10-23T22:21:01Z",
    "nvd_published_at": "2025-10-23T19:15:48Z",
    "severity": "HIGH"
  },
  "details": "Vault and Vault Enterprise\u0027s (\"Vault\") AWS Auth method may be susceptible to authentication bypass if the role of the configured bound_principal_iam is the same across AWS accounts, or uses a wildcard. This vulnerability is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.21.0, 1.20.5, 1.19.11, and 1.16.27.",
  "id": "GHSA-9g4h-h484-3578",
  "modified": "2025-10-23T22:24:03Z",
  "published": "2025-10-23T21:31:43Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-11621"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/vault/commit/8d07273d14ae7f5a48cc96f66cc86615dea83390"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hashicorp/vault"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "HashiCorp Vault and Vault Enterprise\u0027s AWS Auth method may be susceptible to authentication bypass"
}


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