CVE-2021-27793: Medium severity broadcom fabric operating system vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-27793?
CVE-2021-27793 is a vulnerability that causes intermittent authorization failure in aaa tacacs+ with Brocade Fabric OS versions before Brocade Fabric OS v9.0.1b and after 9.0.0, and also in Brocade Fabric OS before Brocade Fabric OS v8.2.3a and after v8.2.0, which could cause a user with a valid account to be unable to log into the switch.
What is the severity of CVE-2021-27793?
The severity of CVE-2021-27793 is medium, with a severity value of 5.3.
Which software versions are affected by CVE-2021-27793?
Brocade Fabric OS versions before Brocade Fabric OS v9.0.1b and after 9.0.0, and also in Brocade Fabric OS before Brocade Fabric OS v8.2.3a and after v8.2.0 are affected by CVE-2021-27793.
How can CVE-2021-27793 be fixed?
To fix CVE-2021-27793, it is recommended to update to Brocade Fabric OS v9.0.1b or later, or Brocade Fabric OS v8.2.3a or later.
Where can I find more information about CVE-2021-27793?
You can find more information about CVE-2021-27793 in the following references: [NetApp Security Advisory](https://security.netapp.com/advisory/ntap-20210819-0001/) and [Brocade Security Advisory](https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1553).