5.5

CVE-2021-27791

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Broadcom ≫ Fabric Operating System Version >= 8.2.1 < 8.2.3a
Broadcom ≫ Fabric Operating System Version >= 9.0.0 < 9.0.1a
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.37% 0.556
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.8 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
nvd@nist.gov 5.5 8 4.9
AV:N/AC:L/Au:S/C:P/I:P/A:N
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.