CVE-2022-40276

{"id": "CVE-2022-40276", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2022-11-03T20:15:31.290", "references": [{"url": "https://fluidattacks.com/advisories/avicii/", "tags": ["Exploit", "Third Party Advisory"], "source": "help@fluidattacks.com"}, {"url": "https://github.com/Zettlr/Zettlr", "tags": ["Product", "Third Party Advisory"], "source": "help@fluidattacks.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Zettlr version 2.3.0 allows an external attacker to remotely obtain arbitrary local files on any client that attempts to view a malicious markdown file through Zettlr. This is possible because the application does not have a CSP policy (or at least not strict enough) and/or does not properly validate the contents of markdown files before rendering them."}, {"lang": "es", "value": "La versi\u00f3n 2.3.0 de Zettlr permite a un atacante externo obtener de forma remota archivos locales arbitrarios en cualquier cliente que intente ver un archivo de rebajas malicioso a trav\u00e9s de Zettlr. Esto es posible porque la aplicaci\u00f3n no tiene una pol\u00edtica CSP (o al menos no es lo suficientemente estricta) y/o no valida adecuadamente el contenido de los archivos Markdown antes de renderizarlos."}], "lastModified": "2022-11-05T01:26:12.143", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:zettlr:zettlr:2.3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "916F2F06-64C8-426E-854F-E6035C9C80CF"}], "operator": "OR"}]}], "sourceIdentifier": "help@fluidattacks.com"}