{"containers": {"cna": {"affected": [{"product": "Cisco NX-OS", "vendor": "n/a", "versions": [{"status": "affected", "version": "Cisco NX-OS"}]}], "datePublic": "2017-11-30T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability in the CLI of Cisco NX-OS System Software could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting crafted command arguments into a vulnerable CLI command and gain unauthorized access to the underlying operating system of the device. An exploit could allow the attacker to execute arbitrary commands at the user's privilege level. On products that support multiple virtual device contexts (VDCs), this vulnerability could allow an attacker to execute commands at the user's privilege level outside the user's environment. 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