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CVE-2017-6227

Quick assessment

Affected
Brocade Communications Systems, Inc. Brocade FABRIC OS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Brocade Fibre Channel SAN products都是美国博科（Brocade）公司的交换机产品，Brocade Fabric OS (FOS)是运行在其中的一套嵌入式系统。 Brocade Fibre Channel SAN产品中的Brocade FOS 7.4.2b之前版本、8.1.2之前版本和8.2.0之前版本的IPv6栈存在安全漏洞。攻击者可通过向目标系统发送特制的Router Advertisement (RA)消息利用该漏洞造成拒绝服务(CPU消耗和服务挂起)。

AI Predicted 7.5 Difficulty: Easy EPSS 0.54% · P44

Possible ATT&CK Techniques 1 AI

T1207 · Rogue Domain Controller
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I. Basic Information for CVE-2017-6227

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Brocade Fibre Channel SAN产品Brocade Fabric OS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brocade Fibre Channel SAN products都是美国博科（Brocade）公司的交换机产品，Brocade Fabric OS (FOS)是运行在其中的一套嵌入式系统。 Brocade Fibre Channel SAN产品中的Brocade FOS 7.4.2b之前版本、8.1.2之前版本和8.2.0之前版本的IPv6栈存在安全漏洞。攻击者可通过向目标系统发送特制的Router Advertisement (RA)消息利用该漏洞造成拒绝服务(CPU消耗和服务挂起)。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Brocade Communications Systems, Inc. Brocade FABRIC OS all versions before 7.4.2b, 8.1.2 and 8.2.0 -

II. Public POCs for CVE-2017-6227

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III. Intelligence Information for CVE-2017-6227

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Other References for CVE-2017-6227 (1)

IV. Related Vulnerabilities

Same product: Brocade FABRIC OS
Same vendor: Brocade Communications Systems, Inc.

V. Comments for CVE-2017-6227

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