CVE-2021-27794: High severity broadcom fabric operating system vulnerability

Published Aug 12, 2021
·
Updated

A vulnerability in the authentication mechanism of Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h could allow a user to Login with empty password, and invalid password through telnet, ssh and REST.

Affected Software

3 affected components
Broadcom Fabric Operating System<7.4.2h
Broadcom Fabric Operating System>=8.0.0<8.2.3a
Broadcom Fabric Operating System>=9.0.0<9.0.1a

Event History

Aug 12, 2021
CVE Published
via MITRE·02:25 PM
Data Sourced
via MITRE·02:25 PM
DescriptionWeakness

Frequently Asked Questions

1

What is CVE-2021-27794?

CVE-2021-27794 is a vulnerability in the authentication mechanism of Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h that could allow a user to login with an empty password or an invalid password through telnet, ssh, and REST.

2

How severe is CVE-2021-27794?

CVE-2021-27794 has a severity rating of 7.8 (high).

3

Which software versions are affected by CVE-2021-27794?

Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a, and v7.4.2h are affected by CVE-2021-27794.

4

How can a user exploit CVE-2021-27794?

A user can exploit CVE-2021-27794 by attempting to log in with an empty password or an invalid password through telnet, ssh, or REST.

5

Are there any references or advisories related to CVE-2021-27794?

Yes, you can find more information about CVE-2021-27794 in the advisories published by NetApp and Broadcom.

Contact

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