CVE-2021-42135
Estado: ModificadaAlta (8.1)—
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.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Puntuación base: 8.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.78%
- Percentil entre todas las CVEs puntuadas: 55
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-269
Referencias
- 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/
- 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/
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-42135",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.9,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 4.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 6.8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.1,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.2,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2021-10-11T03:15:06.760",
"references": [
{
"url": "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/",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "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/",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-269"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "HashiCorp Vault y Vault Enterprise versiones 1.8.x a 1.8.4, pueden tener una interacción inesperada entre las políticas relacionadas con glob y el motor de secretos de Google Cloud. Los usuarios pueden, en algunas situaciones, tener más privilegios de los previstos, por ejemplo, un usuario con permiso de lectura para la ruta /gcp/roleset/* puede ser capaz de emitir credenciales de cuentas de servicio de Google Cloud"
}
],
"lastModified": "2026-06-17T04:09:24.413",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A969F70A-A0A5-4F1E-9B59-554F034FA785",
"versionEndIncluding": "1.8.4",
"versionStartIncluding": "1.8.0"
},
{
"criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E61B9141-843A-4039-9B4F-4A3443C9023C",
"versionEndIncluding": "1.8.4",
"versionStartIncluding": "1.8.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}