Brocade Fabric OS up to 9.2.1c1 unnecessary privileges

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Brocade Fabric OS up to 9.2.1c1. It has been classified as problematic. Affected is an unknown function. The manipulation leads to unnecessary privileges. This vulnerability is traded as CVE-2025-58383. Access to the local network is required for this attack to succeed. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Brocade Fabric OS up to 9.2.1c1 and classified as problematic. This issue affects an unknown code block. The manipulation with an unknown input leads to a unnecessary privileges vulnerability. Using CWE to declare the problem leads to CWE-250. The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Brocade Fabric OS versions before 9.2.1c2 could allow an administrator-level user to execute the bind command, to escalate privileges and bypass security controls allowing the execution of arbitrary commands.

It is possible to read the advisory at support.broadcom.com. The identification of this vulnerability is CVE-2025-58383 since 08/29/2025. The exploitation is known to be easy. Access to the local network is required for this attack. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 299690 (Brocade Fabric OS < 9.2.1c2 / 9.2.2 < 9.2.2b Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.2.1c2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (299690) and EUVD (EUVD-2025-206763). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unnecessary privileges
CWE: CWE-250
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 299690
Nessus Name: Brocade Fabric OS < 9.2.1c2 / 9.2.2 < 9.2.2b Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Fabric OS 9.2.1c2

Timelineinfo

08/29/2025 CVE reserved
02/03/2026 +158 days Advisory disclosed
02/03/2026 +0 days VulDB entry created
02/20/2026 +17 days VulDB entry last update

Sourcesinfo

Advisory: support.broadcom.com
Status: Confirmed

CVE: CVE-2025-58383 (🔒)
GCVE (CVE): GCVE-0-2025-58383
GCVE (VulDB): GCVE-100-343859
EUVD: 🔒

Entryinfo

Created: 02/03/2026 07:57
Updated: 02/20/2026 19:18
Changes: 02/03/2026 07:57 (65), 02/07/2026 05:35 (1), 02/07/2026 06:21 (11), 02/20/2026 19:18 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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