cisco-sa-20200226-fpwr-cmdinj: Cisco FXOS Software CLI Command Injection Vulnerability
First published: Wed Feb 26 2020(Updated: )
A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with a privilege level of root on an affected device. 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 root 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-20200226-fpwr-cmdinj
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco FX-OS | =2.4<2.4.1.234=2.3<2.3.1.144=2.2<2.2.2.97 | 2.4.1.234 2.3.1.144 2.2.2.97 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is cisco-sa-20200226-fpwr-cmdinj.
What is the severity of cisco-sa-20200226-fpwr-cmdinj?
The severity of cisco-sa-20200226-fpwr-cmdinj is medium.
How does the vulnerability in Cisco FXOS Software CLI command injection affect the system?
The vulnerability allows an authenticated, local attacker to execute arbitrary commands with root privilege on the underlying Linux operating system.
Which versions of Cisco FXOS Software are affected by the vulnerability?
Versions 2.4, 2.3, and 2.2 of Cisco FXOS Software are affected.
What is the remediation for cisco-sa-20200226-fpwr-cmdinj?
To remediate the vulnerability, upgrade to version 2.4.1.234, 2.3.1.144, or 2.2.2.97 of Cisco FXOS Software.
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- vendor/cisco
- canonical/cisco fx-os
- version/cisco fx-os/2.4
- version/cisco fx-os/2.3
- version/cisco fx-os/2.2