cisco-sa-20190515-nxos-cmdinj-1770: Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1770)
First published: Wed May 15 2019(Updated: )
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials 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-1770
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco NX-OS Software | ||
| Cisco NX-OS Software | =6.0(2)A8<6.0(2)A8(11)=Prior to 6.0(2)A8<6.0(2)A8(11) | 6.0(2)A8(11) 6.0(2)A8(11) |
| Cisco NX-OS Software | =6.2<6.2(22)=Prior to 6.2<6.2(22) | 6.2(22) 6.2(22) |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this Cisco NX-OS software vulnerability?
The vulnerability ID is cisco-sa-20190515-nxos-cmdinj-1770.
What is the severity of the Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1770)?
The severity of the vulnerability is medium with a severity value of 4.2.
What is the affected software for the Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1770)?
The affected software is Cisco NX-OS Software version 6.0(2)A8(11), version 6.2(22), and prior versions.
How can an attacker exploit this vulnerability?
An authenticated, local attacker with administrator credentials can execute arbitrary commands on the underlying Linux operating system with the privilege level of root.
Is there a Cisco Security Advisory available for this vulnerability?
Yes, you can find the Cisco Security Advisory at https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-cmdinj-1770.
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