CWE
78 20
Advisory Published

cisco-sa-fxos-cmdinj-TxcLNZNH: Cisco FXOS Software Command Injection Vulnerability

First published: Wed Aug 24 2022(Updated: )

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The attacker would need to have Administrator privileges on the device. This vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges. 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-fxos-cmdinj-TxcLNZNH This advisory is part of the August 2022 Cisco FXOS and NX-OS Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: August 2022 Semiannual Cisco FXOS and NX-OS Software Security Advisory Bundled Publication.

Credit: This vulnerability was found by Ilkin Gasimov Cisco during internal security testing

Affected SoftwareAffected VersionHow to fix
Cisco FX-OS

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of cisco-sa-fxos-cmdinj-TxcLNZNH?

    The severity of cisco-sa-fxos-cmdinj-TxcLNZNH is considered to be high due to its potential impact on the system.

  • How do I fix cisco-sa-fxos-cmdinj-TxcLNZNH?

    To fix cisco-sa-fxos-cmdinj-TxcLNZNH, update to a patched version of Cisco FXOS Software as recommended by the security advisory.

  • Who is affected by cisco-sa-fxos-cmdinj-TxcLNZNH?

    Devices running Cisco FXOS Software with Administrator privileges are affected by cisco-sa-fxos-cmdinj-TxcLNZNH.

  • What type of attacks can be executed due to cisco-sa-fxos-cmdinj-TxcLNZNH?

    An attacker can execute arbitrary commands with root privileges due to cisco-sa-fxos-cmdinj-TxcLNZNH.

  • Is authentication required to exploit cisco-sa-fxos-cmdinj-TxcLNZNH?

    Yes, successful exploitation of cisco-sa-fxos-cmdinj-TxcLNZNH requires the attacker to be an authenticated user with Administrator privileges.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203