What is the severity of CVE-2021-27797?

The severity of CVE-2021-27797 is critical, with a severity value of 9.8.

How can attackers exploit CVE-2021-27797?

Attackers can exploit CVE-2021-27797 by using the hard-coded credentials to gain unauthorized access to the system.

How can I fix CVE-2021-27797?

To fix CVE-2021-27797, it is recommended to update Brocade Fabric OS to version 8.2.1c, 8.1.2h, or a later version.

Where can I find more information about CVE-2021-27797?

You can find more information about CVE-2021-27797 on the Broadcom website.

Vulnerability/
CVE-2021-27797

critical

9.8

CWE

798

21/2/2022

3/8/2024

CVE-2021-27797

Q: Which versions of Brocade Fabric OS are affected by CVE-2021-27797?

Versions before Brocade Fabric OS v8.2.1c, v8.1.2h, and all versions of Brocade Fabric OS v8.0.x and v7.x are affected by CVE-2021-27797.

First published: Mon Feb 21 2022(Updated: )

Brocade Fabric OS before Brocade Fabric OS v8.2.1c, v8.1.2h, and all versions of Brocade Fabric OS v8.0.x and v7.x contain documented hard-coded credentials, which could allow attackers to gain access to the system.

Credit: sirt@brocade.com

Affected Software	Affected Version	How to fix
Broadcom Fabric Operating System	>=7.0.0<=7.4.2h
Broadcom Fabric Operating System	>=8.0.0<=8.0.2f
Broadcom Fabric Operating System	>=8.1.2<8.1.2h
Broadcom Fabric Operating System	>=8.2.1<8.2.1c

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Reference Links

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1722

Frequently Asked Questions

What is the severity of CVE-2021-27797?
The severity of CVE-2021-27797 is critical, with a severity value of 9.8.
How can attackers exploit CVE-2021-27797?
Attackers can exploit CVE-2021-27797 by using the hard-coded credentials to gain unauthorized access to the system.
Which versions of Brocade Fabric OS are affected by CVE-2021-27797?
Versions before Brocade Fabric OS v8.2.1c, v8.1.2h, and all versions of Brocade Fabric OS v8.0.x and v7.x are affected by CVE-2021-27797.
How can I fix CVE-2021-27797?
To fix CVE-2021-27797, it is recommended to update Brocade Fabric OS to version 8.2.1c, 8.1.2h, or a later version.
Where can I find more information about CVE-2021-27797?
You can find more information about CVE-2021-27797 on the Broadcom website.

collector/nvd-index
agent/references
agent/weakness
agent/severity
agent/author
agent/description
agent/type
agent/event
agent/first-publish-date
agent/softwarecombine
agent/last-modified-date
agent/tags
collector/mitre-cve
source/MITRE
vendor/broadcom
canonical/broadcom fabric operating system
version/broadcom fabric operating system/7.0.0
version/broadcom fabric operating system/7.4.2h
version/broadcom fabric operating system/8.0.0
version/broadcom fabric operating system/8.0.2f
version/broadcom fabric operating system/8.1.2
version/broadcom fabric operating system/8.2.1

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