CVE-2018-6433

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-11-08 · updated 2026-06-17
Weakness: CWE-20

Description

A vulnerability in the secryptocfg export command of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow a local attacker to bypass the export file access restrictions and initiate a file copy from the source to a remote system.

Affected products

Brocade Fabric OS: from 7.4.2 before 7.4.2d; from 8.0.2 before 8.0.2f; from 8.1.2 before 8.1.2f; from 8.2.0 before 8.2.1 — fixed in 7.4.2d, 8.0.2f, 8.1.2f, 8.2.1

How to fix

Upgrade to a fixed version: Brocade Fabric OS 7.4.2d, 8.0.2f, 8.1.2f, 8.2.1. Check the vendor advisory for mitigations.

References

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-728
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-728

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