Vulnerability in Broadcom Fabric Operating System
CVE-2017-6227
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 · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Broadcom Fabric Operating System — versions 8.0.0, 8.0.1, 8.0.2
- Brocade Fabric OS — versions 8.0.2b2
- Brocade Communications Systems, Inc. Fabric OS — versions all versions before 7.4.2b, 8.1.2 and 8.2.0
References
Frequently asked questions
- What is CVE-2017-6227?
- CVE-2017-6227 is a medium-severity vulnerability in Broadcom Fabric Operating System. CVSS score: 6.5/10. Published 2018-02-08.
- How severe is CVE-2017-6227?
- Medium severity. CVSS v3 base score is 6.5 out of 10.