Improper Input Validation in Brocade Fabric OS Web Management Interface
CVE-2021-27792

7.8HIGH

Key Information:

Vendor

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

What is CVE-2021-27792?

The request handling functions in the web management interface of Brocade Fabric OS are susceptible to improper input validation. This flaw allows authenticated attackers to manipulate user input, which can lead to the FOS HTTP application handler crashing. As a consequence, the affected service may require a reboot to restore functionality. This vulnerability exists in versions prior to v9.0.1a, v8.2.3a, and v7.4.2h, posing a risk to system availability.

Affected Version(s)

Brocade Fabric OS Brocade Fabric OS versions before v9.0.1a, and v8.2.3a, and v7.4.2h

References

https://www.broadcom.com/support/fibre-channel-networking...
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20210819-0002/
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https://www.broadcom.com/support/fibre-channel-networking...
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.