CVE-2018-19420

{"id": "CVE-2018-19420", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 3.8, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 1.2}]}, "published": "2018-11-21T21:29:00.220", "references": [{"url": "https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1301", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-434"}]}], "descriptions": [{"lang": "en", "value": "In GetSimpleCMS 3.3.15, admin/upload.php blocks .html uploads but there are several alternative cases in which HTML can be executed, such as a file with no extension or an unrecognized extension (e.g., the test or test.asdf filename), because of admin/upload-uploadify.php, and validate_safe_file in admin/inc/security_functions.php."}, {"lang": "es", "value": "En GetSimpleCMS 3.3.15, admin/upload.php bloquea las subidas de .html, pero hay varios casos alternativos en los que se puede ejecutar HTML, como con un archivo sin extensi\u00f3n o con una extensi\u00f3n desconocida (como, por ejemplo, los nombres de archivo test o test.asdf). Esto se debe a admin/upload-uploadify.php y a validate_safe_file en admin/inc/security_functions.php."}], "lastModified": "2018-12-28T14:31:42.387", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:get-simple:getsimple_cms:3.3.15:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1175D384-DC48-4226-9609-725629E65605"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}