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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fastify:fastify-static:*:*:*:*:*:*:*:*", "matchCriteriaId": "B6CDA693-9FBB-492F-A8A7-80BDFB1434F5", "versionEndExcluding": "4.4.1", "versionStartIncluding": "4.2.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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\""}], "id": "CVE-2021-22964", "lastModified": "2021-10-20T18:02:38.687", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.3, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-14T15:15:08.933", "references": [{"source": "support@hackerone.com", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://hackerone.com/reports/1361804"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "support@hackerone.com", "type": "Secondary"}]}

{"bugzilla": {"description": "fastify-static: open redirect and DoS via an URL with double slash followed by a domain and with invalid characters", "id": "2015156", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2015156"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "(CWE-400|CWE-601)", "details": ["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`."], "name": "CVE-2021-22964", "package_state": [{"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Not affected", "package_name": "rhacm2/search-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}], "public_date": "2021-10-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-22964\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-22964"], "threat_severity": "Moderate"}