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It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Flask-CORS (tambi\u00e9n se conoce como CORS Middleware para Flask) versiones anteriores a 3.0.9. 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{"bugzilla": {"description": "python-flask-cors: allows ../ directory traversal to access private resources", "id": "1876698", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1876698"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-22", "details": ["An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.", "A flaw was found in Flask-CORS (aka CORS Middleware for Flask). This issue allows the ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format. The highest threat from this vulnerability is to confidentiality."], "name": "CVE-2020-25032", "package_state": [{"cpe": "cpe:/a:redhat:quay:3", "fix_state": "Affected", "impact": "low", "package_name": "python-flask-cors", "product_name": "Red Hat Quay 3"}], "public_date": "2020-08-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-25032\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-25032\nhttps://github.com/corydolphin/flask-cors/releases/tag/3.0.9"], "statement": "Red Hat Quay includes Flask-CORS but does not use the vulnerable resource matching functionality. Therefore this issue is rated as low impact for Red Hat Quay.", "threat_severity": "Moderate", "upstream_fix": "python-flask-cors 3.0.9"}