cve-2025-6037
Vulnerability from cvelistv5
Published
2025-08-01 17:52
Modified
2025-08-02 03:55
Summary
Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates
Impacted products
Show details on NVD website


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                "id": "CVE-2025-6037",
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                "timestamp": "2025-08-01T00:00:00+00:00",
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          "dateUpdated": "2025-08-02T03:55:53.155Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        "title": "CISA ADP Vulnrichment"
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          "repo": "https://github.com/hashicorp/vault",
          "vendor": "HashiCorp",
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          "vendor": "HashiCorp",
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                  "status": "unaffected"
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                  "at": "1.18.12",
                  "status": "unaffected"
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                {
                  "at": "1.16.23",
                  "status": "unaffected"
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              "value": "\u003cp\u003eVault and Vault Enterprise (\u201cVault\u201d) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.\u003c/p\u003e\u003cbr/\u003e"
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          "value": "Vault and Vault Enterprise (\u201cVault\u201d) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23."
        }
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      "impacts": [
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          "capecId": "CAPEC-122",
          "descriptions": [
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              "lang": "en",
              "value": "CAPEC-122: Privilege Abuse"
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              "cweId": "CWE-295",
              "description": "CWE-295: Improper Certificate Validation",
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      "providerMetadata": {
        "dateUpdated": "2025-08-01T17:52:48.778Z",
        "orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
        "shortName": "HashiCorp"
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      "references": [
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          "url": "https://discuss.hashicorp.com/t/hcsec-2025-18-vault-certificate-auth-method-did-not-validate-common-name-for-non-ca-certificates/76037"
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      ],
      "source": {
        "advisory": "HCSEC-2025-18",
        "discovery": "EXTERNAL"
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      "title": "Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates"
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    "assignerShortName": "HashiCorp",
    "cveId": "CVE-2025-6037",
    "datePublished": "2025-08-01T17:52:48.778Z",
    "dateReserved": "2025-06-12T18:21:50.999Z",
    "dateUpdated": "2025-08-02T03:55:53.155Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2025-6037\",\"sourceIdentifier\":\"security@hashicorp.com\",\"published\":\"2025-08-01T18:15:57.300\",\"lastModified\":\"2025-08-04T15:06:15.833\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Vault and Vault Enterprise (\u201cVault\u201d) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.\"},{\"lang\":\"es\",\"value\":\"El m\u00e9todo de autenticaci\u00f3n de certificados TLS de Vault y Vault Enterprise (\u00abVault\u00bb) no validaba correctamente los certificados de cliente al configurarse con un certificado no perteneciente a una CA como [+certificado de confianza+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. En esta configuraci\u00f3n, un atacante podr\u00eda crear un certificado malicioso que podr\u00eda usarse para suplantar la identidad de otro usuario. Corregido en Vault Community Edition 1.20.1 y Vault Enterprise 1.20.1, 1.19.7, 1.18.12 y 1.16.23.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@hashicorp.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":6.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security@hashicorp.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"references\":[{\"url\":\"https://discuss.hashicorp.com/t/hcsec-2025-18-vault-certificate-auth-method-did-not-validate-common-name-for-non-ca-certificates/76037\",\"source\":\"security@hashicorp.com\"}]}}"
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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