{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-40276", "assignerOrgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869", "assignerShortName": "Fluid Attacks", "dateUpdated": "2022-11-03T00:00:00", "dateReserved": "2022-09-08T00:00:00", "datePublished": "2022-11-03T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869", "shortName": "Fluid Attacks", "dateUpdated": "2022-11-03T00:00:00"}, "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."}], "affected": [{"vendor": "n/a", "product": "Zettlr", "versions": [{"version": "2.3.0", "status": "affected"}]}], "references": [{"url": "https://github.com/Zettlr/Zettlr"}, {"url": "https://fluidattacks.com/advisories/avicii/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Insecure or unset HTTP headers - Content-Security-Policy"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zettlr:zettlr:2.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "916F2F06-64C8-426E-854F-E6035C9C80CF", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "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."}], "id": "CVE-2022-40276", "lastModified": "2022-11-05T01:26:12.143", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-11-03T20:15:31.290", "references": [{"source": "help@fluidattacks.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://fluidattacks.com/advisories/avicii/"}, {"source": "help@fluidattacks.com", "tags": ["Product", "Third Party Advisory"], "url": "https://github.com/Zettlr/Zettlr"}], "sourceIdentifier": "help@fluidattacks.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}