CVE-2023-31927Network attack vector

Unauthenticated technical-detail disclosure through Webtools

Published Aug 2, 2023 · Updated Feb 13, 2025

Information disclosure in Brocade Fabric OS before 8.2.3e, 9.1.1c, and 9.2.0 allows remote attackers to read Webtools technical details. Brocade identifies the affected component as Webtools but has not published the request, response data, or implementation defect that exposes those details. No authentication or user interaction is required; the documented consequence is limited to disclosure of web-interface technical information.

CVSS severity5.3
Medium
EPSS probability0.64%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Brocade Fabric OS before 8.2.3e, 9.1.1c, and 9.2.0 allows remote attackers to read Webtools technical details. Brocade identifies the affected component as Webtools but has not published the request, response data, or implementation defect that exposes those details. No authentication or user interaction is required; the documented consequence is limited to disclosure of web-interface technical information.

The record

CVE
CVE-2023-31927
Published
Aug 2, 2023
Updated
Feb 13, 2025
Vendor
Brocade Communications Systems
Product
Fabric OS
Classifications
CWE-200
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 2, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=before Brocade Fabric OS v9.2.0 and v9.1.1c

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Brocade Communications Systems · Fabric OSversion=before Brocade Fabric OS v9.2.0 and v9.1.1c

Published CVSS scores

5.3Brocade Communications Systems, LLCCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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