IBM b-type SAN Network/Storage switches has addressed the following vulnerability. Fabric OS is vulnerable to a denial of service, caused by a CPU consumption in the IPv6 stack. By sending-crafted Router Advertisement (RA) messages, a remote attacker could exploit this vulnerability to cause the device to hang.
CVEID: CVE-2017-6227
DESCRIPTION: Brocade Fabric OS is vulnerable to a denial of service, caused by a CPU consumption in the IPv6 stack. By sending-crafted Router Advertisement (RA) messages, a remote attacker could exploit this vulnerability to cause the device to hang.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/138942 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected IBM b-type Network/Storage switches
| Affected Versions |
| FOS Firmware | 7.X prior to 7.4.2b |
| FOS Firmware | 8.X prior to 8.1.2a |
References
Off
Feb 21, 2018: Initial Creation
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
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