CVE-2021-20120

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The administration web interface for the Arris Surfboard SB8200 lacks any protections against cross-site request forgery attacks. This means that an attacker could make configuration changes (such as changing the administrative password) without the consent of the user.

La interfaz web de administración de la Arris Surfboard SB8200 carece de protecciones contra los ataques de tipo cross-site request forgery. Esto significa que un atacante podría realizar cambios de configuración (como cambiar la contraseña administrativa) sin el consentimiento del usuario

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-10-21 CVE Published
2024-07-06 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-352: Cross-Site Request Forgery (CSRF)

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://www.tenable.com/security/research/tra-2021-45	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Commscope Search vendor "Commscope"	Arris Surfboard Sb8200 Firmware Search vendor "Commscope" for product "Arris Surfboard Sb8200 Firmware"	ab01.02.053.01_112320_193.0a.nsh Search vendor "Commscope" for product "Arris Surfboard Sb8200 Firmware" and version "ab01.02.053.01_112320_193.0a.nsh"	-	Affected	in	Commscope Search vendor "Commscope"	Arris Surfboard Sb8200 Search vendor "Commscope" for product "Arris Surfboard Sb8200"	-	-	Safe