// For flags

CVE-2020-3457

Cisco FXOS Software Command Injection Vulnerability

Severity Score

6.7
*CVSS v3.1

Exploit Likelihood

< 1%
*EPSS

Affected Versions

144
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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 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.

Una vulnerabilidad en la CLI de Cisco FXOS Software, podría permitir a un atacante local autenticado inyectar comandos arbitrarios que son ejecutados con privilegios root.&#xa0;La vulnerabilidad es debido a una comprobación insuficiente de la entrada de los comandos suministrados por el usuario.&#xa0;Un atacante podría explotar esta vulnerabilidad mediante la autenticación en un dispositivo y enviar una entrada diseñada hacia el comando afectado.&#xa0;Una explotación con éxito podría permitir a un atacante ejecutar comandos en el sistema operativo subyacente con privilegios root

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2019-12-12 CVE Reserved
  • 2020-10-21 CVE Published
  • 2024-11-13 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
References (1)
Affected Vendors, Products, and Versions (144)