CVE-2025-4663 - CVE House
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Status published Medium CVE-2025-4663

Denial-of-Service (DoS) after Unusual or Exceptional Conditions vulnerability

Vulnerability Description

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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Brocade Fabric OS
Vulnerable Versions:
Brocade Fabric OS 9.0.0 through 9.2.2

Timeline

Official Publish: July 8th, 2025
Last Modified: July 8th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-754

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1499 Endpoint Denial of Service
Impact
T1562 Impair Defenses
Defense Evasion
T1005 Data from Local System
Collection