CVE-2022-20934: CLI Command Injection in Cisco FTD/FXOS (Local Auth Root Exec)
CVE-2022-20934 Published on November 15, 2022

A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software and Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. This vulnerability is due to improper input validation for specific CLI commands. An attacker could exploit this vulnerability by injecting operating system commands into a legitimate command. A successful exploit could allow the attacker to escape the restricted command prompt and execute arbitrary commands on the underlying operating system. To successfully exploit this vulnerability, an attacker would need valid Administrator credentials.

NVD

Vulnerability Analysis

CVE-2022-20934 is exploitable with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
NONE

Weakness Type

What is a Command Injection Vulnerability?

The software constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

CVE-2022-20934 has been classified to as a Command Injection vulnerability or weakness.


Products Associated with CVE-2022-20934

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2022-20934 are published in these products:

Cisco Firepower Threat Defense
 
Cisco Firepower Extensible Operating System
 

Affected Versions

Cisco Firepower Threat Defense Software: Cisco Firepower Extensible Operating System (FXOS):

Exploit Probability

EPSS
0.11%
Percentile
29.68%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.