{"affected":[{"affectedData":[{"product":"Dell EMC Integrated System for Microsoft Azure Stack Hub","vendor":"Dell","versions":[{"lessThan":"2102","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"security_alert@emc.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:dell:emc_integrated_system_for_microsoft_azure_stack_hub_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"2E4929FE-C6B2-4281-860C-C7CB1F44D37C","versionEndIncluding":"2011","versionStartIncluding":"1906","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:dell:emc_integrated_system_for_microsoft_azure_stack_hub:-:*:*:*:*:*:*:*","matchCriteriaId":"A31CF53E-FFEF-4AF2-BFE0-A6B52F5DFCBC","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"}],"cveTags":[],"descriptions":[{"lang":"en","value":"Dell EMC Integrated System for Microsoft Azure Stack Hub, versions 1906 – 2011, contain an undocumented default iDRAC account. A remote unauthenticated attacker, with the knowledge of the default credentials, could potentially exploit this to log in to the system to gain root privileges."},{"lang":"es","value":"Dell EMC Integrated System for Microsoft Azure Stack Hub, versiones 1906-2011, contiene una cuenta iDRAC predeterminada sin documentar. Un atacante remoto no autenticado, con el conocimiento de las credenciales predeterminadas, podría potencialmente explotar esto para iniciar sesión en el sistema y obtener privilegios de root"}],"id":"CVE-2021-21505","lastModified":"2026-06-17T03:35:41.523","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":10.0,"confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C","version":"2.0"},"exploitabilityScore":10.0,"impactScore":10.0,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":8.0,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":2.1,"impactScore":5.9,"source":"security_alert@emc.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-05-06T13:15:11.200","references":[{"source":"security_alert@emc.com","tags":["Vendor Advisory"],"url":"https://www.dell.com/support/kbdoc/en-us/000186008/dsa-2021-020-dell-emc-integrated-system-for-microsoft-azure-stack-hub-security-update-for-an-idrac-undocumented-account-vulnerability"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.dell.com/support/kbdoc/en-us/000186008/dsa-2021-020-dell-emc-integrated-system-for-microsoft-azure-stack-hub-security-update-for-an-idrac-undocumented-account-vulnerability"}],"sourceIdentifier":"security_alert@emc.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-255"}],"source":"security_alert@emc.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-1188"}],"source":"nvd@nist.gov","type":"Primary"}]}