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8.3
Brocade ASCG 3.4.0: Unauthorized Access to BSL and ASCG Configuration
CVE-2026-0869
Summary
An attacker could access and change settings for Brocade Support Link and ASCG operations, potentially disabling the ASCG application or disrupting data collection from Brocade switches. This affects the security and reliability of the network. Affected users should update to a patched version of Brocade ASCG as soon as possible.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| broadcom | brocade_active_support_connectivity_gateway | 3.4.0 | – |
Original title
Authentication bypass in Brocade ASCG 3.4.0 Could allow an unauthorized user to perform ASCG operations related to Brocade Support Link(BSL) and streaming configuration. and could even disable the ...
Original description
Authentication bypass in Brocade ASCG 3.4.0 Could allow an unauthorized user to perform ASCG operations related to Brocade Support Link(BSL) and streaming configuration. and could even disable the ASCG application or disable use of BSL data collection on Brocade switches within the fabric.
nvd CVSS4.0
8.3
Vulnerability type
CWE-305
Published: 3 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026