CVE-2020-19203 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Reference

https://docs.netgate.com/pfsense/en/latest/releases/2-4-4-p3.html https://www.pfsense.org/download/ https://gist.github.com/dharmeshbaskaran/55d546496bfb0ba28117e846d8b785db https://www.netgate.com/assets/downloads/advisories/pfSense-SA-19_04.webgui.asc

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4