CVE-2019-3779

{"containers": {"cna": {"affected": [{"product": "Cloud Foundry Container Runtime (CFCR)", "vendor": "Cloud Foundry", "versions": [{"lessThan": "v0.29.0", "status": "affected", "version": "All", "versionType": "custom"}]}], "datePublic": "2019-02-14T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Cloud Foundry Container Runtime, versions prior to 0.29.0, deploys Kubernetes clusters utilize the same CA (Certificate Authority) to sign and trust certs for ETCD as used by the Kubernetes API. This could allow a user authenticated with a cluster to request a signed certificate leveraging the Kubernetes CSR capability to obtain a credential that could escalate privilege access to ETCD."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284: Improper Access Control - Generic", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-03-08T15:57:01.000Z", "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe", "shortName": "dell"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.cloudfoundry.org/blog/cve-2019-3779"}], "source": {"discovery": "UNKNOWN"}, "title": "Cloud Foundry Container Runtime allows a user to bypass security policy when talking to ETCD", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security_alert@emc.com", "DATE_PUBLIC": "2019-02-14T00:00:00.000Z", "ID": "CVE-2019-3779", "STATE": "PUBLIC", "TITLE": "Cloud Foundry Container Runtime allows a user to bypass security policy when talking to ETCD"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cloud Foundry Container Runtime (CFCR)", "version": {"version_data": [{"affected": "<", "version_affected": "<", "version_name": "All", "version_value": "v0.29.0"}]}}]}, "vendor_name": "Cloud Foundry"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Cloud Foundry Container Runtime, versions prior to 0.29.0, deploys Kubernetes clusters utilize the same CA (Certificate Authority) to sign and trust certs for ETCD as used by the Kubernetes API. This could allow a user authenticated with a cluster to request a signed certificate leveraging the Kubernetes CSR capability to obtain a credential that could escalate privilege access to ETCD."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-284: Improper Access Control - Generic"}]}]}, "references": {"reference_data": [{"name": "https://www.cloudfoundry.org/blog/cve-2019-3779", "refsource": "CONFIRM", "url": "https://www.cloudfoundry.org/blog/cve-2019-3779"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T19:19:18.402Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.cloudfoundry.org/blog/cve-2019-3779"}]}]}, "cveMetadata": {"assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe", "assignerShortName": "dell", "cveId": "CVE-2019-3779", "datePublished": "2019-03-08T16:00:00.000Z", "dateReserved": "2019-01-03T00:00:00.000Z", "dateUpdated": "2024-09-16T18:55:26.386Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Cloud Foundry Container Runtime (CFCR)", "vendor": "Cloud Foundry", "versions": [{"lessThan": "v0.29.0", "status": "affected", "version": "All", "versionType": "custom"}]}], "source": "security_alert@emc.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cloudfoundry:container_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "50763602-10B7-4881-B2DE-E4CE12D8DFDE", "versionEndExcluding": "0.29.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cloud Foundry Container Runtime, versions prior to 0.29.0, deploys Kubernetes clusters utilize the same CA (Certificate Authority) to sign and trust certs for ETCD as used by the Kubernetes API. This could allow a user authenticated with a cluster to request a signed certificate leveraging the Kubernetes CSR capability to obtain a credential that could escalate privilege access to ETCD."}, {"lang": "es", "value": "Cloud Foundry Container Runtime, en versiones anteriores a la 0.29.0, despliega cl\u00fasteres Kubernetes que utilizan la misma AC (Autoridad Certificadora) para firmar y confiar en certificados para ETCD, tal y como se utiliza en la API de Kubernetes. Esto podr\u00eda permitir que un usuario autenticado con un cl\u00faster solicite un certificado firmado, aprovechando la capacidad Kubernetes CSR para obtener una credencial que pudiese escalar el acceso de privilegios a ETCD."}], "id": "CVE-2019-3779", "lastModified": "2026-06-17T02:35:34.847", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security_alert@emc.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-08T16:29:00.240", "references": [{"source": "security_alert@emc.com", "tags": ["Vendor Advisory"], "url": "https://www.cloudfoundry.org/blog/cve-2019-3779"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.cloudfoundry.org/blog/cve-2019-3779"}], "sourceIdentifier": "security_alert@emc.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "security_alert@emc.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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