CVE-2022-20865 Cisco FXOS Software Command Injection Vulnerability

Medium 6.7 Published 25 Aug 2022 Updated 6 Nov 2024

An authenticated local attacker with Administrator privileges can inject arbitrary commands to execute code with root privileges on Cisco FXOS devices.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-20865?

CVE-2022-20865 is a medium-severity command injection vulnerability in Cisco Firepower Extensible Operating System (FXOS), published on 25 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-78

Which versions are affected by CVE-2022-20865?

It affects 12 products.

Products include Cisco Firepower 4110 Firmware, Cisco Firepower 4112 Firmware, Cisco Firepower 4115 Firmware, Cisco Firepower 4120 Firmware, Cisco Firepower 4125 Firmware, Cisco Firepower 4140 Firmware and 6 more.

How do I fix CVE-2022-20865?

No fix has been published for CVE-2022-20865 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2022-20865 being exploited?

There is no known exploitation of CVE-2022-20865 in the wild and no public exploit code.

Sources

Also known as GHSA-9766-m25j-vj6w.