CVE-2023-45811

{"id": "CVE-2023-45811", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.4}]}, "published": "2023-10-17T23:15:12.487", "references": [{"url": "https://github.com/relative/synchrony/commit/b583126be94c4db7c5a478f1c5204bfb4162cf40", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/relative/synchrony/security/advisories/GHSA-jg82-xh3w-rhxx", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/relative/synchrony/security/advisories/src/transformers/literalmap.ts", "tags": ["Broken Link"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1321"}]}, {"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-1321"}]}], "descriptions": [{"lang": "en", "value": "Synchrony deobfuscator is a javascript cleaner & deobfuscator. A `__proto__` pollution vulnerability exists in versions before v2.4.4. Successful exploitation could lead to arbitrary code execution. A `__proto__` pollution vulnerability exists in the `LiteralMap` transformer allowing crafted input to modify properties in the Object prototype. A fix has been released in `deobfuscator@2.4.4`. Users are advised to upgrade. Users unable to upgrade should launch node with the [--disable-proto=delete][disable-proto] or [--disable-proto=throw][disable-proto] flags\n"}, {"lang": "es", "value": "Synchrony deofuscator es un limpiador y desofuscador de JavaScript. Existe una vulnerabilidad de contaminaci\u00f3n `__proto__` en versiones anteriores a la v2.4.4. Una explotaci\u00f3n exitosa podr\u00eda conducir a la ejecuci\u00f3n de c\u00f3digo arbitrario. Existe una vulnerabilidad de contaminaci\u00f3n `__proto__` en el transformador `LiteralMap` que permite que una entrada manipulada modifique las propiedades en el prototipo del objeto. Se ha publicado una soluci\u00f3n en `deobfuscator@2.4.4`. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben iniciar el nodo con los indicadores [--disable-proto=delete][disable-proto] o [--disable-proto=throw][disable-proto]"}], "lastModified": "2023-10-25T13:33:35.367", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:relative:synchrony:*:*:*:*:*:nodejs:*:*", "vulnerable": true, "matchCriteriaId": "76233930-2DF9-4929-B80B-B2E997EFDACF", "versionEndExcluding": "2.4.4", "versionStartIncluding": "2.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}