CVE-2021-38698

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*", "matchCriteriaId": "3CFEFC70-871E-4DC3-B23E-E7AFBE7106C1", "versionEndExcluding": "1.8.15", "vulnerable": true}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "D8536B85-06DD-4498-BFB5-C729CF5346C6", "versionEndExcluding": "1.8.15", "vulnerable": true}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*", "matchCriteriaId": "EA1C73D1-3A32-488A-B5EC-7BDFA7DBD417", "versionEndExcluding": "1.9.9", "versionStartIncluding": "1.9.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "4EA73576-AADE-4142-8617-937F9E5A32F8", "versionEndExcluding": "1.9.9", "versionStartIncluding": "1.9.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*", "matchCriteriaId": "19BE17DA-3808-42DD-817A-B43CE7619281", "versionEndExcluding": "1.10.2", "versionStartIncluding": "1.10.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "AE470E84-7E0A-4EFC-91CF-A297C1C3D4FC", "versionEndExcluding": "1.10.2", "versionStartIncluding": "1.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic. Fixed in 1.8.15, 1.9.9 and 1.10.2."}, {"lang": "es", "value": "El endpoint Txn.Apply de HashiCorp Consul y Consul Enterprise versi\u00f3n 1.10.1, permit\u00eda que los servicios registraran proxies para otros servicios, permitiendo el acceso al tr\u00e1fico de los mismos. Corregido en versiones 1.8.15, 1.9.9 y 1.10.2"}], "id": "CVE-2021-38698", "lastModified": "2026-06-17T04:02:36.883", "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}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-07T12:15:07.930", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://discuss.hashicorp.com/t/hcsec-2021-24-consul-missing-authorization-check-on-txn-apply-endpoint/29026"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202208-09"}, {"source": "cve@mitre.org", "tags": ["Product", "Vendor Advisory"], "url": "https://www.hashicorp.com/blog/category/consul"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://discuss.hashicorp.com/t/hcsec-2021-24-consul-missing-authorization-check-on-txn-apply-endpoint/29026"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202208-09"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Vendor Advisory"], "url": "https://www.hashicorp.com/blog/category/consul"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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