CVE-2017-6227

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.

6.5

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.13%

Affected: Brocade Communications Systems, Inc. Brocade FABRIC OS

References

Link	Tags
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526

Frequently Asked Questions

What is the severity of CVE-2017-6227?: CVE-2017-6227 has been scored as a medium severity vulnerability.
How to fix CVE-2017-6227?: To fix CVE-2017-6227, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-6227 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-6227 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-6227?: CVE-2017-6227 affects Brocade Communications Systems, Inc. Brocade FABRIC OS.

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