{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2021-29999","sourceIdentifier":"cve@mitre.org","published":"2021-04-13T17:15:12.357","lastModified":"2026-06-17T03:48:35.027","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server."},{"lang":"es","value":"Se detectó un problema en Wind River VxWorks versiones hasta 6.8.\u0026#xa0;Se presenta un posible desbordamiento de pila en el servidor DHCP"}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"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:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-787"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*","versionEndIncluding":"6.8","matchCriteriaId":"8EB179D9-BA84-4DEA-88DF-AC3D0DE76EE1"}]}]}],"references":[{"url":"https://support2.windriver.com/index.php?page=security-notices","source":"cve@mitre.org","tags":["Vendor Advisory"]},{"url":"https://support2.windriver.com/index.php?page=security-notices","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}