CVE:CVE-2019-1775
CNNVD:CNNVD-201905-663
Cisco NX-OS Software是美国思科（Cisco）公司的一套交换机使用的数据中心级操作系统软件。
Cisco NX-OS Software中的CLI存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。以下产品及版本受到影响：Cisco MDS 9000 Series Multilayer Switches；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 in standalone NX-OS mode；Nexus 9500 R-Series Switching Platform。
solution:Upgrade cisco nx-os to a higher version than 6.2\(25\,8.1\(1b\,8.3\(1\,7.0\(3\i4\(9\,7.3\(3\i7\(4\,6.0\(2\a8\(11\,7.0\(3\i4\(9\,7.0\(3\f3\(5\,7.3\(4\n1\(1\,6.2\(22\,7.3\(3\d1\(1\,8.3\(1\,and avoid the version [5.2,6.2\(25\)),[7.3,8.1\(1b\)),[8.2,8.3\(1\)),(,7.0\(3\)i4\(9\)),[7.0\(3\)i7,7.3\(3\)i7\(4\)),(,6.0\(2\)a8\(11\)),[7.0\(3\)i4,7.0\(3\)i4\(9\)),[7.0\(3\),7.0\(3\)f3\(5\)),(,7.3\(4\)n1\(1\)),(,6.2\(22\)),[7.2,7.3\(3\)d1\(1\)),[8.0,8.3\(1\))