CVE:CVE-2018-0306
CNNVD:CNNVD-201806-1124
Cisco MDS 9000 Series Multilayer Switches等都是美国思科（Cisco）公司的产品。Cisco MDS 9000 Series Multilayer Switches是一款9000系列的交换机设备。Nexus 2000 Series Fabric Extenders是一款Nexus 2000系列交换阵列扩展器。NX-OS Software是运行在其中的一套交换机使用的数据中心级操作系统软件。CLI parser是其中的一个命令行命令解析器。
多款Cisco产品中的NX-OS Software的CLI解析器存在输入验证漏洞，该漏洞源于程序没有对命令参数执行充分的输入验证。本地攻击者可通过向易受攻击的CLI命令发送命令参数利用该漏洞以root权限执行任意命令。以下产品受到影响：Cisco MDS 9000 Series Multilayer Switches；Nexus 1000V Series Switches；Nexus 1100 Series Cloud Services Platforms；Nexus 2000 Series Fabric Extenders；Nexus 3000 Series Switches；Nexus 3500 Platform Switches；Nexus 3600 Platform Switches；Nexus 5500 Platform Switches；Nexus 5600 Platform Switches；Nexus 6000 Series Switches；Nexus 7000 Series Switches；Nexus 7700 Series Switches；Nexus 9000 Series Switches（在standalone NX-OS模式下）；Nexus 9500 R-Series Line Cards and Fabric Modules。
solution:Upgrade cisco nx-os to a higher version than 7.3\(3\n1\(1\,8.1(0.2s0,8.1(0bd(0.20,8.1(0.59s0,8.1(1,6.0(2a8(3,5.2\(1\sv3\(3.15\,8.1\(1a\,and avoid the version (,7.3\(3\)n1\(1\)),8.1(0.2)s0,8.1(0)bd(0.20),8.1(0.59)s0,8.1(1),6.0(2)a8(3),(,5.2\(1\)sv3\(3.15\)),(,8.1\(1a\))