{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-19T16:33:24.033","vulnerabilities":[{"cve":{"id":"CVE-2021-41531","sourceIdentifier":"sep@nlnetlabs.nl","published":"2021-09-21T14:15:07.663","lastModified":"2024-11-21T06:26:21.453","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"NLnet Labs Routinator prior to 0.10.0 produces invalid RTR payload if an RPKI CA uses too large values in the max-length parameter in a ROA. This will lead to RTR clients such as routers to reject the RPKI data set, effectively disabling Route Origin Validation."},{"lang":"es","value":"NLnet Labs Routinator versiones anteriores a 0.10.0, produce una carga útil RTR no válida si una CA RPKI usa valores demasiado grandes en el parámetro de longitud máxima en un ROA. Esto conlleva a que los clientes RTR, como los enrutadores, rechacen el conjunto de datos RPKI, deshabilitando efectivamente la Comprobación del Origen de Ruta"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"sep@nlnetlabs.nl","type":"Secondary","description":[{"lang":"en","value":"CWE-1288"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:nlnetlabs:routinator:*:*:*:*:*:*:*:*","versionEndExcluding":"0.10.0","matchCriteriaId":"FB8BED71-E3B6-4F42-8A5E-07DCFE189686"}]}]}],"references":[{"url":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt","source":"sep@nlnetlabs.nl","tags":["Vendor Advisory"]},{"url":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}