CVE-2020-15136

{"id": "CVE-2020-15136", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 2.2}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 2.2}]}, "published": "2020-08-06T23:15:11.577", "references": [{"url": "https://github.com/etcd-io/etcd/blob/master/Documentation/op-guide/gateway.md", "tags": ["Broken Link"], "source": "security-advisories@github.com"}, {"url": "https://github.com/etcd-io/etcd/security/advisories/GHSA-wr2v-9rpq-c35q", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP/", "source": "security-advisories@github.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-306"}]}, {"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "In ectd before versions 3.4.10 and 3.3.23, gateway TLS authentication is only applied to endpoints detected in DNS SRV records. When starting a gateway, TLS authentication will only be attempted on endpoints identified in DNS SRV records for a given domain, which occurs in the discoverEndpoints function. No authentication is performed against endpoints provided in the --endpoints flag. This has been fixed in versions 3.4.10 and 3.3.23 with improved documentation and deprecation of the functionality."}, {"lang": "es", "value": "En ectd anterior a las versiones 3.4.10 y 3.3.23, la autenticaci\u00f3n TLS de la puerta de enlace solo se aplica a los endpoints detectados en los registros SRV de DNS. Cuando se inicia una puerta de enlace, la autenticaci\u00f3n TLS solo se intentar\u00e1 en los endpoints identificados en los registros SRV de DNS para un dominio determinado, lo que ocurre en la funci\u00f3n discoverEndpoints. No se lleva a cabo la autenticaci\u00f3n contra los endpoints proporcionados en el flag --endpoints. Esto se ha corregido en las versiones 3.4.10 y 3.3.23 con documentaci\u00f3n mejorada y degradaci\u00f3n de la funcionalidad"}], "lastModified": "2023-11-07T03:17:25.903", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:etcd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44C58F4F-02EB-40DC-86CB-98D027FE7F84", "versionEndExcluding": "3.3.23", "versionStartIncluding": "3.3.0"}, {"criteria": "cpe:2.3:a:redhat:etcd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "362ED3D1-DC14-4BC6-A565-39EA4CA7B061", "versionEndExcluding": "3.4.10", "versionStartIncluding": "3.4.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}