CVE-2020-19203

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An authenticated Cross-Site Scripting (XSS) vulnerability was found in widgets/widgets/wake_on_lan_widget.php, a component of the pfSense software WebGUI, on version 2.4.4-p2 and earlier. The widget did not encode the descr (description) parameter of wake-on-LAN entries in its output, leading to a possible stored XSS.

Se ha encontrado una vulnerabilidad de Cross-Site Scripting (XSS) autentificada en widgets/widgets/wake_on_lan_widget.php, un componente de la WebGUI del software pfSense, en la versión 2.4.4-p2 y anteriores. El widget no codificaba el parámetro descr (descripción) de las entradas de wake-on-LAN en su salida, lo que conducía a un posible XSS almacenado

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-08-13 CVE Reserved
2021-07-12 CVE Published
2023-05-29 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (4)

URL	Tag	Source
https://gist.github.com/dharmeshbaskaran/55d546496bfb0ba28117e846d8b785db	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://docs.netgate.com/pfsense/en/latest/releases/2-4-4-p3.html	2022-05-13
https://www.netgate.com/assets/downloads/advisories/pfSense-SA-19_04.webgui.asc	2022-05-13
https://www.pfsense.org/download	2022-05-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netgate Search vendor "Netgate"		Pfsense Search vendor "Netgate" for product "Pfsense"				< 2.4.4 Search vendor "Netgate" for product "Pfsense" and version " < 2.4.4"		-		Affected
Netgate Search vendor "Netgate"		Pfsense Search vendor "Netgate" for product "Pfsense"				2.4.4 Search vendor "Netgate" for product "Pfsense" and version "2.4.4"		-		Affected
Netgate Search vendor "Netgate"		Pfsense Search vendor "Netgate" for product "Pfsense"				2.4.4 Search vendor "Netgate" for product "Pfsense" and version "2.4.4"		p1		Affected
Netgate Search vendor "Netgate"		Pfsense Search vendor "Netgate" for product "Pfsense"				2.4.4 Search vendor "Netgate" for product "Pfsense" and version "2.4.4"		p2		Affected