CVE-2019-16973 Information

Description

In FusionPBX up to 4.5.7 the file app\contacts\contact_edit.php uses an unsanitized \query_string\ variable coming from the URL which is reflected in HTML leading to XSS.

CVSS Vector

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

Reference

https://github.com/fusionpbx/fusionpbx/commit/cc820b2eb12a3b7070afdcb7f977f70a1d49ce49 https://resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-6/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1