Description
An unauthenticated remote attacker can modify the TLS client trust store in Brocade ASCG versions before 3.5.0. By supplying an unauthorized Certificate Authority (CA) certificate to an unauthenticated management interface, the attacker can cause the system to trust unauthorized certificates, potentially enabling Man-in-the-Middle (MITM) attacks against outbound communications with managed switches and peer nodes.
Published: 2026-10-08
Score: 7.6 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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 08:45:00 +0000

Type Values Removed Values Added
Title TLS Client Trust Store Modification Enabling MITM

Thu, 08 Oct 2026 07:15:00 +0000

Type Values Removed Values Added
Description An unauthenticated remote attacker can modify the TLS client trust store in Brocade ASCG versions before 3.5.0. By supplying an unauthorized Certificate Authority (CA) certificate to an unauthenticated management interface, the attacker can cause the system to trust unauthorized certificates, potentially enabling Man-in-the-Middle (MITM) attacks against outbound communications with managed switches and peer nodes.
Weaknesses CWE-295
References
Metrics cvssV4_0

{'score': 7.6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: brocade

Published:

Updated: 2026-10-08T06:51:26.626Z

Reserved: 2026-09-08T21:56:45.681Z

Link: CVE-2026-87425

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-08T07:16:33.140

Modified: 2026-10-08T07:16:33.140

Link: CVE-2026-87425

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-08T08:30:14Z

Weaknesses
  • CWE-295

    Improper Certificate Validation