Authorization Failure in Brocade Fabric OS by Broadcom
CVE-2021-27793

5.3MEDIUM

Key Information:

Vendor

Broadcom
Status
Brocade Fabric Os
Vendor
CVE Published:
12 August 2021

What is CVE-2021-27793?

Brocade Fabric OS suffers from an intermittent authorization failure in the AAA TACACS+ implementation, which may prevent users with valid accounts from successfully logging into their switches. This issue affects multiple versions of Brocade Fabric OS, including those prior to v9.0.1b and v8.2.3a. Administrators should review the appropriate security advisories and consider necessary updates to mitigate potential access issues.

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Affected Version(s)

Brocade Fabric OS Versions before Brocade Fabric OS v9.0.1b and after 9.0.0, also before Brocade Fabric OS v8.2.3a and after v8.2.0

References

https://www.broadcom.com/support/fibre-channel-networking...
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20210819-0001/
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CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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