Description
A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0. The HTTPS service fails to properly enforce authentication or access control checks on incoming requests. An unauthenticated attacker with network access can issue control commands, alter cluster states, and modify system configurations, leading to a complete compromise of the streaming service control plane.
Published: 2026-10-08
Score: 8.7 High
EPSS: n/a
KEV: No
AI Analysis

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Remediation

Vendor Solution

Security update provided in Brocade ASCG 3.5.0

Tracking

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Advisories

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History

Thu, 08 Oct 2026 06:45:00 +0000

Type Values Removed Values Added
Description A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0. The HTTPS service fails to properly enforce authentication or access control checks on incoming requests. An unauthenticated attacker with network access can issue control commands, alter cluster states, and modify system configurations, leading to a complete compromise of the streaming service control plane.
Weaknesses CWE-306
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: brocade

Published:

Updated: 2026-10-08T06:16:11.177Z

Reserved: 2026-09-03T19:44:37.306Z

Link: CVE-2026-85421

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses
  • CWE-306

    Missing Authentication for Critical Function