CVE-2020-27819

{"id": "CVE-2020-27819", "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:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "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": "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2021-02-23T04:15:13.883", "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1903296", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in libxls before and including 1.6.1 when reading Microsoft Excel files. A NULL pointer dereference vulnerability exists when parsing XLS cells in libxls/xls2csv.c:199. It could allow a remote attacker to cause a denial of service via crafted XLS file."}, {"lang": "es", "value": "Se detect\u00f3 un problema en libxls versiones anteriores e incluyendo a 1.6.1 cuando se leen archivos de Microsoft Excel. Se presenta una vulnerabilidad de desreferencia del puntero NULL mientras se analizan celdas XLS en libxls/xls2csv.c:199. Podr\u00eda permitir a un atacante remoto causar una denegaci\u00f3n de servicio por medio de un archivo XLS dise\u00f1ado"}], "lastModified": "2021-02-26T17:30:49.407", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libxls_project:libxls:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "46507CD3-BDA2-4A7B-8559-D20301C35450", "versionEndExcluding": "1.6.2"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}