{"id":"CVE-2021-27791","state":"PUBLISHED","title":"The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a m","description":"The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process.","publishedAt":"2021-08-12T14:27:35.000Z","updatedAt":"2024-08-03T21:33:15.770Z","severity":null,"assigner":"brocade","products":["n/a Brocade Fabric OS"],"affected":[{"vendor":"n/a","product":"Brocade Fabric OS","versions":[{"version":"Brocade Fabric OS before Brocade Fabric OS v9.0.1a and v8.2.3a","status":"affected"}]}],"references":["https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491","https://security.netapp.com/advisory/ntap-20210819-0002/"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:15.637Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/27xxx/CVE-2021-27791.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-27791","state":"PUBLISHED","datePublished":"2021-08-12T14:27:35.000Z","dateUpdated":"2024-08-03T21:33:15.770Z","assignerShortName":"brocade","assignerOrgId":"87b297d7-335e-4844-9551-11b97995a791","dateReserved":"2021-02-26T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process."}],"affected":[{"vendor":"n/a","product":"Brocade Fabric OS","versions":[{"version":"Brocade Fabric OS before Brocade Fabric OS v9.0.1a and v8.2.3a","status":"affected"}]}],"references":[{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20210819-0002/","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"description":"authentication bypass","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"brocade","dateUpdated":"2021-08-19T09:06:18.000Z","orgId":"87b297d7-335e-4844-9551-11b97995a791"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"sirt@brocade.com","ID":"CVE-2021-27791","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Brocade Fabric OS","version":{"version_data":[{"version_value":"Brocade Fabric OS before Brocade Fabric OS v9.0.1a and v8.2.3a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"authentication bypass"}]}]},"references":{"reference_data":[{"name":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491","refsource":"MISC","url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491"},{"name":"https://security.netapp.com/advisory/ntap-20210819-0002/","refsource":"CONFIRM","url":"https://security.netapp.com/advisory/ntap-20210819-0002/"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20210819-0002/","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T21:33:15.770Z"}}]}}}