CVE-2021-20112

{"id": "CVE-2021-20112", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}]}, "published": "2021-07-30T14:15:14.317", "references": [{"url": "https://www.tenable.com/security/research/tra-2021-32", "tags": ["Exploit", "Third Party Advisory"], "source": "vulnreport@tenable.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "A stored cross-site scripting vulnerability exists in TCExam <= 14.8.1. Valid files uploaded via tce_select_mediafile.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_select_mediafile.php could upload a malicious javascript payload which would be triggered when another user views the file."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de tipo cross-site scripting almacenada en TCExam versiones anteriores a 14.8.1 incluy\u00e9ndola. Unos archivos v\u00e1lidos cargados por medio del archivo tce_select_mediafile.php con un nombre de archivo que comience por un punto ser\u00e1 renderizado como text/html. Un atacante con acceso a tce_select_mediafile.php podr\u00eda cargar una carga \u00fatil javascript malicioso que se desencadenar\u00eda cuando otro usuario visualice el archivo"}], "lastModified": "2021-08-02T21:11:37.853", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tecnick:tcexam:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07A60926-BE03-4797-86E1-AA2527E3D53B", "versionEndIncluding": "14.8.1"}], "operator": "OR"}]}], "sourceIdentifier": "vulnreport@tenable.com"}