CVE-2020-12432

{"id": "CVE-2020-12432", "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}]}, "published": "2020-07-21T14:15:14.690", "references": [{"url": "https://github.com/d7x/CVE-2020-12432", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.youtube.com/watch?v=_tkRnSr6yc0", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "The WOPI API integration for Vereign Collabora CODE through 4.2.2 does not properly restrict delivery of JavaScript to a victim's browser, and lacks proper MIME type access control, which could lead to XSS that steals account credentials via cookies or local storage. The attacker must first obtain an API access token, which can be accomplished if the attacker is able to upload a .docx or .odt file. The associated API endpoints for exploitation are /wopi/files and /wopi/getAccessToken."}, {"lang": "es", "value": "La integraci\u00f3n de la API WOPI para Vereign Collabora CODE versiones hasta 4.2.2, no restringe apropiadamente la entrega de JavaScript al navegador de la v\u00edctima y carece de un control de acceso de tipo MIME apropiado, lo que podr\u00eda conllevar a un ataque de tipo XSS que roba credenciales de cuenta por medio de cookies o almacenamiento local. El atacante primero debe obtener un token de acceso a la API, que puede ser alcanzado si el atacante es capaz de cargar un archivo .docx o .odt. Los endpoints de la API asociados para la explotaci\u00f3n son /wopi/files y /wopi/getAccessToken"}], "lastModified": "2020-07-24T18:39:53.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:collaboraoffice:collabora_online_development_edition:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCD8060F-5EBA-4F79-84BE-07ED12102DD8", "versionEndIncluding": "4.2.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}