CVE-2022-33186

Name: CVE-2022-33186
Creator: NVD / NIST
Published: 2022-12-08T22:15:10.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2022-33186 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability in Brocade Fabric OS software v9.1.1, v9.0.1e, v8.2.3c, v7.4.2j, and earlier versions could allow a remote unauthenticated attacker to execute on a Brocade Fabric OS switch commands capable of modifying zoning, disabling the switch, disabling ports, and modifying the switch IP address.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

A vulnerability in Brocade Fabric OS software v9.1.1, v9.0.1e, v8.2.3c, v7.4.2j, and earlier versions could allow a remote unauthenticated attacker to execute on a Brocade Fabric OS switch commands capable of modifying zoning, disabling the switch, disabling ports, and modifying the switch IP address.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.55%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Broadcom	Fabric Operating System	7.4.2j
Broadcom	Fabric Operating System	8.2.3c
Broadcom	Fabric Operating System	9.0.1e
Brocade	Fabric Operating System	9.1.1

References

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2022-2121Mitigation, Vendor Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2022-2121Mitigation, Vendor Advisory

Timeline

Published: Dec 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-33186?

How severe is CVE-2022-33186?

CVE-2022-33186 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2022-33186?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-33186?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST