CVE-2021-36156

{"id": "CVE-2021-36156", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2021-08-03T15:15:08.623", "references": [{"url": "https://github.com/grafana/loki/pull/4020#issue-694377133", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/grafana/loki/releases/tag/v2.3.0", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Grafana Loki through 2.2.1. The header value X-Scope-OrgID is used to construct file paths for rules files, and if crafted to conduct directory traversal such as ae ../../sensitive/path/in/deployment pathname, then Loki will attempt to parse a rules file at that location and include some of the contents in the error message."}, {"lang": "es", "value": "Se ha detectado un problema en Grafana Loki versiones hasta 2.2.1. El valor del encabezado X-Scope-OrgID es usado para dise\u00f1ar las rutas de los archivos de reglas, y si se dise\u00f1a para realizar un salto de directorio como ae ../../sensitive/path/in/deployment pathname, Loki intentar\u00e1 entonces analizar un archivo de reglas en esa ubicaci\u00f3n e incluir\u00e1 parte del contenido en el mensaje de error"}], "lastModified": "2021-09-14T18:46:21.647", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:grafana:loki:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7ADC302F-5EE7-411F-93E0-A241D0E3BB95", "versionEndIncluding": "2.2.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}