CVE-2022-20865: cisco cisco firepower extensible operating system (fxos) OS Command Injection

Vulnerability summary

CVE-2022-20865 is a medium (CVSS 6.7) OS Command Injection vulnerability in cisco cisco firepower extensible operating system (fxos). EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.2% of scored vulnerabilities.

Timeline

1. 25-08-2022
   PublishedVulnerability first disclosed.
2. 06-11-2024
   Last modifiedVulnerability information updated.

Description

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.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.