CVE-2021-22964

{"id": "CVE-2021-22964", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 5.3, "exploitabilityScore": 2.8}]}, "published": "2021-10-14T15:15:08.933", "references": [{"url": "https://hackerone.com/reports/1361804", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-601"}]}, {"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "A redirect vulnerability in the `fastify-static` module version >= 4.2.4 and < 4.4.1 allows remote attackers to redirect Mozilla Firefox users to arbitrary websites via a double slash `//` followed by a domain: `http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e`.A DOS vulnerability is possible if the URL contains invalid characters `curl --path-as-is \"http://localhost:3000//^/..\"`The issue shows up on all the `fastify-static` applications that set `redirect: true` option. By default, it is `false`."}, {"lang": "es", "value": "Una vulnerabilidad de redirecci\u00f3n en el m\u00f3dulo \"fastify-static\" versiones posteriores a 4.2.4 incluy\u00e9ndola, y anteriores a 4.4.1, permite a atacantes remotos redirigir a usuarios de Mozilla Firefox a sitios web arbitrarios por medio de una doble barra \"//\" seguida de un dominio: \"http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e\". Es posible una vulnerabilidad de DOS si la URL contiene caracteres no v\u00e1lidos \"curl --path-as-is \"http://localhost:3000//^/..\" El problema se presenta en todas las aplicaciones \"fastify-static\" que establecen la opci\u00f3n \"redirect: true\". Por defecto, es \"false\""}], "lastModified": "2021-10-20T18:02:38.687", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fastify:fastify-static:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B6CDA693-9FBB-492F-A8A7-80BDFB1434F5", "versionEndExcluding": "4.4.1", "versionStartIncluding": "4.2.4"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}