{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-23T07:16:19.473","vulnerabilities":[{"cve":{"id":"CVE-2021-21296","sourceIdentifier":"security-advisories@github.com","published":"2021-02-10T20:15:15.353","lastModified":"2026-06-17T03:35:14.253","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Fleet is an open source osquery manager. In Fleet before version 3.7.0 a malicious actor with a valid node key can send a badly formatted request that causes the Fleet server to exit, resulting in denial of service. This is possible only while a live query is currently ongoing. We believe the impact of this vulnerability to be low given the requirement that the actor has a valid node key. There is no information disclosure, privilege escalation, or code execution. The issue is fixed in Fleet 3.7.0."},{"lang":"es","value":"Fleet es un administrador osquery de código abierto.&#xa0;En Fleet versiones anteriores a 3.7.0, un actor malicioso con una clave de nodo válida puede enviar una petición mal formateada que hace que el servidor Fleet salga, lo que resulta en la denegación del servicio.&#xa0;Esto solo es posible mientras se presenta una consulta en vivo en curso.&#xa0;Creemos que el impacto de esta vulnerabilidad es bajo el requerimiento dado de que el actor tenga una clave de nodo válida.&#xa0;No existe una divulgación de información, escalada de privilegios ni ejecución de código.&#xa0;El problema es corregido en Fleet versión 3.7.0"}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"fleetdm","product":"fleet","versions":[{"version":"< 3.7.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","baseScore":2.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":1.2,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","baseScore":2.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":1.2,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","baseScore":4.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-400"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:fleetdm:fleet:*:*:*:*:*:node.js:*:*","versionEndExcluding":"3.7.0","matchCriteriaId":"36E3F4B9-FBF0-4F41-A8A0-20F7BB120A9A"}]}]}],"references":[{"url":"https://github.com/fleetdm/fleet/commit/f68f4238e83b45b2164e4ed05df14af0f06eaf40","source":"security-advisories@github.com","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/fleetdm/fleet/security/advisories/GHSA-xwh8-9p3f-3x45","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://www.npmjs.com/package/fleetctl","source":"security-advisories@github.com","tags":["Product","Third Party Advisory"]},{"url":"https://github.com/fleetdm/fleet/commit/f68f4238e83b45b2164e4ed05df14af0f06eaf40","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/fleetdm/fleet/security/advisories/GHSA-xwh8-9p3f-3x45","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.npmjs.com/package/fleetctl","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product","Third Party Advisory"]}]}}]}