{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-11T12:16:09.393","vulnerabilities":[{"cve":{"id":"CVE-2020-27819","sourceIdentifier":"secalert@redhat.com","published":"2021-02-23T04:15:13.883","lastModified":"2024-11-21T05:21:52.320","vulnStatus":"Modified","cveTags":[],"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 detectó un problema en libxls versiones anteriores e incluyendo a 1.6.1 cuando se leen archivos de Microsoft Excel.&#xa0;Se presenta una vulnerabilidad de desreferencia del puntero NULL mientras se analizan celdas XLS en libxls/xls2csv.c:199.&#xa0;Podría permitir a un atacante remoto causar una denegación de servicio por medio de un archivo XLS diseñado"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:libxls_project:libxls:*:*:*:*:*:*:*:*","versionEndExcluding":"1.6.2","matchCriteriaId":"46507CD3-BDA2-4A7B-8559-D20301C35450"}]}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1903296","source":"secalert@redhat.com","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1903296","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"]}]}}]}