CVE-2021-46170

{"id": "CVE-2021-46170", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-01-14T21:15:08.540", "references": [{"url": "https://github.com/jerryscript-project/jerryscript/issues/4917", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in JerryScript commit a6ab5e9. There is an Use-After-Free in lexer_compare_identifier_to_string in js-lexer.c file."}, {"lang": "es", "value": "Se ha detectado un problema en JerryScript commit a6ab5e9. Se presenta un Uso de Memoria Previamente Liberada en la funci\u00f3n lexer_compare_identifier_to_string en el archivo js-lexer.c"}], "lastModified": "2022-01-21T20:52:16.787", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jerryscript:jerryscript:2.3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCC6C843-EE98-4852-8D03-7FC19D2E821C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}