cisco-sa-20190515-nxos-cmdinj-1778: Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1778)
First published: Wed May 15 2019(Updated: )
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with the privilege level of root. The vulnerability is due to insufficient validation of arguments passed to a specific CLI command on the affected device. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-cmdinj-1778
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco NX-OS Software |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Cisco NX-OS Software command injection vulnerability?
The vulnerability ID for this Cisco NX-OS Software command injection vulnerability is CVE-2019-1778.
What is the severity of the Cisco NX-OS Software command injection vulnerability?
The severity of the Cisco NX-OS Software command injection vulnerability is medium with a CVSS score of 6.7.
Who is affected by the Cisco NX-OS Software command injection vulnerability?
Users of Cisco NX-OS Software are affected by this command injection vulnerability.
What is the risk associated with this Cisco NX-OS Software command injection vulnerability?
The risk associated with this command injection vulnerability is that an authenticated, local attacker can execute arbitrary commands on the underlying Linux operating system with root privileges.
How can I fix the Cisco NX-OS Software command injection vulnerability?
To fix the Cisco NX-OS Software command injection vulnerability, Cisco advises users to install the necessary updates or apply the suggested workaround provided in the security advisory.
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