A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system
Published Feb 8, 2018
6.5
MEDIUMCVSS 3.0
EPSS 0.54%
Description
A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.
Affected products
-
- Version all versions before 7.4.2b, 8.1.2 and 8.2.0StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Brocade Communications Systems, Inc. | Brocade FABRIC OS | n/a |
|
- < 7.4.2b
- 8.0.0
- 8.0.1
- 8.0.2
- 8.1.0
- 8.1.1
- 8.1.2
- 8.0.2b2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:A/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.54% (0.00542) | 43.48th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.54% (0.00542) | 44.44th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.06% (0.00060) | 26.11th | v3 (v2023.03.01) |
| May 3, 2024 | 0.06% (0.00060) | 24.73th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00058) | 22.67th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.52% (0.00518) | 11.68th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.52% (0.00518) | 0.00th | v1 |
No CWE recorded.
References (1)
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.