Broadcom Fabric OS: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Administratorrechten
WID-SEC-2026-0296 · first 04.02.2026 · updated 04.02.2026 · CVSS 6,8
What it is about
Fabric OS (FOS) ist ein Betriebssystem für FibreChannel Switches. Ein Angreifer aus einem angrenzenden Netzwerk kann eine Schwachstelle in Broadcom Fabric OS ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Programmcode mit Administratorrechten auszuführen
Am I affected?
Affected according to the BSI:
- Broadcom Fabric OS <9.2.1c2
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Broadcom Fabric OS 9.2.1c2
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- Brocade Security Advisory vom 2026-02-03 support.broadcom.com
CVE: CVE-2025-58382
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.