jwt-go allows excessive memory allocation during header parsing
36215
15 October 2025
15 October 2025
CLOSED
HIGH
7.5 High -- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2025-30204
Brocade Security Advisory ID |
BSA-2025-3010 |
Component |
jwt-go |
|
|
Summary
golang-jwt is vulnerable to excessive memory allocation due to improper handling of the parse.ParseUnverified function. This could allow an attacker to cause significant memory consumption by sending a malicious request with an Authorization header containing many period characters.
Products Affected
- Brocade ASCG versions before 3.3.0a
Products Not Affected
- Brocade Fabric OS
[VEX Justification: Component_not_present] - Brocade SANnav
[VEX Justification: Vulnerable_code_not_in_execute_path]
Solution
- Security update provided in Brocade ASCG 3.3.0a
Revision History
Version |
Change |
Date |
1.0 |
Initial Publication |
October 14, 2025 |
Disclaimer
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