CVE-2025-6391 – Brocade ASCG Log File Exposed JWT Vulnerability

The following table lists the changes that have been made to the
CVE-2025-6391 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jul. 17, 2025

    Action Type Old Value New Value
    Added Description Brocade ASCG before 3.3.0 logs JSON
    Web Tokens (JWT) in log files. An attacker with access to the log files
    can withdraw the unencrypted tokens with security implications, such as
    unauthorized access, session hijacking, and information disclosure.
    Added CVSS V4.0 AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-532
    Added Reference https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/35951
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