{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-10T11:41:46.903","vulnerabilities":[{"cve":{"id":"CVE-2021-27793","sourceIdentifier":"sirt@brocade.com","published":"2021-08-12T15:15:07.817","lastModified":"2024-11-21T05:58:34.670","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"ntermittent authorization failure in aaa tacacs+ with Brocade Fabric OS versions before Brocade Fabric OS v9.0.1b and after 9.0.0, also in Brocade Fabric OS before Brocade Fabric OS v8.2.3a and after v8.2.0 could cause a user with a valid account to be unable to log into the switch."},{"lang":"es","value":"Un fallo de autorización intermitente en aaa tacacs+ con las versiones de Brocade Fabric OS anteriores a v9.0.1b y posteriores a 9.0.0, también en Brocade Fabric OS versiones anteriores a v8.2.3a y posteriores a v8.2.0, podría causar que un usuario con una cuenta válida no pudiera iniciar sesión en el switch"}],"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:N/A:L","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*","versionStartIncluding":"8.2.0","versionEndExcluding":"8.2.3","matchCriteriaId":"85D187BF-39F3-4AA9-BDBA-3EE1C4428536"},{"vulnerable":true,"criteria":"cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndExcluding":"9.0.1","matchCriteriaId":"23C9EA56-CB9E-4216-80FE-1FFB7A6FFA09"},{"vulnerable":true,"criteria":"cpe:2.3:o:broadcom:fabric_operating_system:8.2.3:*:*:*:*:*:*:*","matchCriteriaId":"8B8758BE-527C-40EA-BFE6-848A1C87723F"},{"vulnerable":true,"criteria":"cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:*:*:*:*:*:*:*","matchCriteriaId":"3AAD9957-CACE-472A-86F5-144AEA651948"},{"vulnerable":true,"criteria":"cpe:2.3:o:broadcom:fabric_operating_system:9.0.1a:*:*:*:*:*:*:*","matchCriteriaId":"73C4B568-2A94-43F0-9F71-6D1206D59964"}]}]}],"references":[{"url":"https://security.netapp.com/advisory/ntap-20210819-0001/","source":"sirt@brocade.com","tags":["Third Party Advisory"]},{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1553","source":"sirt@brocade.com","tags":["Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20210819-0001/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1553","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}