CVE-2020-8923

{"id": "CVE-2020-8923", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "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": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "cve-coordination@google.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.8}]}, "published": "2020-03-26T12:15:12.217", "references": [{"url": "https://github.com/dart-lang/sdk/security/advisories/GHSA-hfq3-v9pv-p627", "tags": ["Third Party Advisory"], "source": "cve-coordination@google.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}, {"type": "Secondary", "source": "cve-coordination@google.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "An improper HTML sanitization in Dart versions up to and including 2.7.1 and dev versions 2.8.0-dev.16.0, allows an attacker leveraging DOM Clobbering techniques to skip the sanitization and inject custom html/javascript (XSS). Mitigation: update your Dart SDK to 2.7.2, and 2.8.0-dev.17.0 for the dev version. If you cannot update, we recommend you review the way you use the affected APIs, and pay special attention to cases where user-provided data is used to populate DOM nodes. Consider using Element.innerText or Node.text to populate DOM elements."}, {"lang": "es", "value": "Un saneamiento HTML inapropiado en Dart versiones hasta 2.7.1 y las versiones dev 2.8.0-dev.16.0, permite a un atacante aprovechar las t\u00e9cnicas DOM Clobbering para omitir el saneamiento e inyectar html/javascript personalizado (XSS). Mitigaci\u00f3n: actualizar su Dart SDK a versi\u00f3n 2.7.2 y a versi\u00f3n 2.8.0-dev.17.0 para la versi\u00f3n de desarrollo. Si no puede actualizar, le recomendamos que revise la manera en que usa las API afectadas y preste especial atenci\u00f3n a los casos en los que los datos provistos por el usuario son utilizados para completar los nodos DOM. Considere usar Element.innerText o Node.text para llenar los elementos DOM."}], "lastModified": "2020-03-31T19:52:02.183", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:dart:dart_software_development_kit:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "245EA6E1-858A-4EE0-8783-D6FC91C304F8", "versionEndExcluding": "2.7.2"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev0.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6C378984-C1E4-4541-AF8F-F00950C27297"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev1.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B7D246F3-B3A0-497A-8C5F-5ADC9735D3D9"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev10.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "932257F3-0AC1-4181-A6E2-F05AA5458F0B"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev11.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3604B788-12F5-4464-9264-D480A1CFEB4F"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev12.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DCBC478-7046-44DF-ADF0-03D45E1A5C69"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev13.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "85F43007-8E34-4B52-9D9D-4EBDF0C99BD5"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev14.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E37CB132-888D-4D20-871D-50BC29FF497C"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev15.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDAAE2E2-2BD9-41B8-903B-FA113B3074F0"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev16.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0163439B-633A-475D-B7C3-56EBEDFA1A60"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev2.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "33E498C7-7A01-4F27-ADED-679ADC702DA5"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev3.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0E2FE06D-3A1F-4051-865F-29DDD4CC4ADB"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev4.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BB27262C-0156-47AE-B9EF-CFA1748AF9BA"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev5.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24BCF25D-D5F5-49A1-9209-3C2F88A10516"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev6.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2417EDC0-751B-4DE9-A61B-885175855D58"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev7.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DE211D61-1029-4987-8B1C-C1791FEF53D4"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev8.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B7066A39-DD04-47EB-9F67-DC4A7285B864"}, {"criteria": "cpe:2.3:a:dart:dart_software_development_kit:2.8.0:dev9.0:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71C09C17-1558-401E-AA73-F4B1C2BAD816"}], "operator": "OR"}]}], "sourceIdentifier": "cve-coordination@google.com"}