CVE-2025-4663

low-risk
Published 2025-07-08

An Improper Check for Unusual or Exceptional Conditions vulnerability in Brocade Fabric OS before 9.2.2.a could allow an authenticated, network-based attacker to cause a Denial-of-Service (DoS). The vulnerability is encountered when supportsave is invoked remotely, using ssh command or SANnav inline ssh, and the corresponding ssh session is terminated with Control C (^c ) before supportsave completion. This issue affects Brocade Fabric OS 9.0.0 through 9.2.2

Do I need to act?

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0.10% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10 Medium
NETWORK / LOW complexity

Affected Vendors

27
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 7/34 · Low