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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
ADJACENT_NETWORK
LOW
NONE
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
brocadeCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
VendorProductVersion
broadcomfabric_operating_system
𝑥
< 7.4.2b
broadcomfabric_operating_system
8.0.0
broadcomfabric_operating_system
8.0.1
broadcomfabric_operating_system
8.0.2
broadcomfabric_operating_system
8.1.0
broadcomfabric_operating_system
8.1.1
broadcomfabric_operating_system
8.1.2
brocadefabric_os
8.0.2b2:b2
𝑥
= Vulnerable software versions
References
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526