diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..e69de29 diff --git a/README-Fedora b/README-Fedora deleted file mode 100644 index b7f10c2..0000000 --- a/README-Fedora +++ /dev/null @@ -1,33 +0,0 @@ -ProxyFuzz is a man-in-the-middle non-deterministic network fuzzer written in -Python. ProxyFuzz randomly changes (fuzzes) contents on the network traffic. -It supports TCP and UDP protocols and can also be configured to fuzz only one -side of the communication. ProxyFuzz is protocol agnostic so it can randomly -fuzz any network communication. - -ProxyFuzz is a good tool for quickly testing network protocols and provide with -basic proof of concepts. Using this tool you will be amazed by the poor quality -of software and you will see clients and servers dying upon unexpected input, -just be prepared to see the very weird behaviours. - -Syntax of ProxyFuzz: - - -ProxyFuzz 0.1, Simple fuzzing proxy by Rodrigo Marcos - -usage(): - -python3 proxyfuzz -l -r -p [options] - - [options] - - -w: Number of requests to send before start fuzzing - - -c: Fuzz only client side (both otherwise) - - -s: Fuzz only server side (both otherwise) - - -u: UDP protocol (otherwise TCP is used) - - -v: Verbose (outputs network traffic) - - -h: Help page diff --git a/proxyfuzz.py b/proxyfuzz.py deleted file mode 100644 index 2820943..0000000 --- a/proxyfuzz.py +++ /dev/null @@ -1,263 +0,0 @@ -#!/usr/bin/python3 -# Proxyfuzz - On the fly TCP and UDP network fuzzer -# Copyright (C) 2011 Rodrigo Marcos -# -# This program is free software: you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation, either version 3 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see . -# -# Proxyfuzz: a TCP and UDP proxy man-in-the-middle fuzzer -# v 0.1 -# By Rodrigo Marcos -# http://www.secforce.co.uk - -from twisted.protocols import portforward -from twisted.internet.protocol import DatagramProtocol -from twisted.internet import reactor -import getopt, sys -from random import randint, randrange - - -# UDP Proxy stuff - -class Client(DatagramProtocol): - def __init__(self, server, host, port): - self.server = server - self.host = host - self.port = port - - def startProtocol(self): - self.transport.connect(desthost, destport) - - def datagramReceived(self, data, host_port): - global verbose - global notuntil - global request - global testclient - - if testclient: - if request < notuntil: - request = request + 1 - else: - data = fuzz(data) - if verbose: - print("Server ------> Client") - print(data) - addr=(self.host, self.port) - self.server.transport.write(data, addr) - - -class Server(DatagramProtocol): - client = None - - def datagramReceived(self, data, host_port): - host, port = host_port - if not self.client or self.client.host != host or self.client.port != port: - self.client = Client(self, host, port) - reactor.listenUDP(0, self.client) - - global verbose - global notuntil - global request - global testserver - - if testserver: - if request < notuntil: - request = request + 1 - else: - data = fuzz(data) - if verbose: - print("Client ------> Server") - print(data) - addr=(desthost, destport) - self.client.transport.write(data, addr) - - -# TCP proxy stuff - -def server_dataReceived(self, data): - global verbose - global notuntil - global request - global testserver - - if testserver: - if request < notuntil: - request = request + 1 - else: - data = fuzz(data) - - if verbose: - print("Client ------> server") - print(data) - - portforward.Proxy.dataReceived(self, data) - - -portforward.ProxyServer.dataReceived = server_dataReceived - - -def client_dataReceived(self, data): - global verbose - global notuntil - global request - global testclient - - if testclient: - if request < notuntil: - request = request + 1 - else: - data = fuzz(data) - if verbose: - print("Server ------> Client") - print(data) - - portforward.Proxy.dataReceived(self, data) - - -portforward.ProxyClient.dataReceived = client_dataReceived - -overflowstrings = ["A" * 255, "A" * 256, "A" * 257, "A" * 420, "A" * 511, "A" * 512, "A" * 1023, "A" * 1024, "A" * 2047, - "A" * 2048, "A" * 4096, "A" * 4097, "A" * 5000, "A" * 10000, "A" * 20000, "A" * 32762, "A" * 32763, - "A" * 32764, "A" * 32765, "A" * 32766, "A" * 32767, "A" * 32768, "A" * 65534, "A" * 65535, - "A" * 65536, "%x" * 1024, "%n" * 1025, "%s" * 2048, "%s%n%x%d" * 5000, "%s" * 30000, "%s" * 40000, - "%.1024d", "%.2048d", "%.4096d", "%.8200d", "%99999999999s", "%99999999999d", "%99999999999x", - "%99999999999n", "%99999999999s" * 1000, "%99999999999d" * 1000, "%99999999999x" * 1000, - "%99999999999n" * 1000, "%08x" * 100, "%%20s" * 1000, "%%20x" * 1000, "%%20n" * 1000, "%%20d" * 1000, - "%#0123456x%08x%x%s%p%n%d%o%u%c%h%l%q%j%z%Z%t%i%e%g%f%a%C%S%08x%%#0123456x%%x%%s%%p%%n%%d%%o%%u%%c%%h%%l%%q%%j%%z%%Z%%t%%i%%e%%g%%f%%a%%C%%S%%08x"] - - -def bitflipping(data): - l = len(data) - n = int(l * 7 / 100) # 7% of the bytes to be modified - - for i in range(0, n): # We change the bytes - r = randint(0, l - 1) - data = data[0:r] + str.encode(chr(randrange(0, 255))) + data[r + 1:] - return data - - -def bofinjection(data): - l = len(data) - r = randint(0, len(overflowstrings) - 1) - data = data[0:r] + str.encode(overflowstrings[r]) + data[r - l:] - return data - - -def fuzz(data): - r = randint(0, 5) - if r == 0: - data = bitflipping(data) - - r = randint(0, 5) - if r == 0: - data = bofinjection(data) - return data - - -def startudpproxy(): - reactor.listenUDP(localport, Server()) - reactor.run() - - -def starttcpproxy(): - reactor.listenTCP(localport, portforward.ProxyFactory(desthost, destport)) - reactor.run() - - -def usage(): - # print "###############################################################" - print('') - print("ProxyFuzz 0.1, Simple fuzzing proxy by Rodrigo Marcos") - print("http://www.secforce.co.uk") - print('') - print("usage():") - print('') - print("proxyfuzz -l -r -p [options]") - print('') - print(" [options]") - print(" -c: Fuzz only client side (both otherwise)") - print(" -s: Fuzz only server side (both otherwise)") - print(" -w: Number of requests to send before start fuzzing") - print(" -u: UDP protocol (otherwise TCP is used)") - print(" -v: Verbose (outputs network traffic)") - print(" -h: Help page") - - -verbose = False -notuntil = 0 -request = 0 -proto = "tcp" -localport = 0 -desthost = "" -destport = 0 -testclient = 1 -testserver = 1 - - -def main(): - global verbose - global notuntil - global proto - global localport - global desthost - global destport - global testclient - global testserver - - try: - opts, args = getopt.getopt(sys.argv[1:], "uvhcsl:r:p:w:", ["help"]) - except getopt.GetoptError: - usage() - sys.exit(2) - try: - for o, a in opts: - if o in ("-h", "--help"): - usage() - sys.exit() - if o == "-l": - localport = int(a) - if o == "-r": - desthost = a - if o == "-p": - destport = int(a) - if o == "-v": - verbose = True - if o == "-w": - notuntil = int(a) - if o == "-u": - proto = "udp" - if o == "-c": # Only client - testserver = 0 - if o == "-s": # Only server - testclient = 0 - - - except: - usage() - sys.exit(2) - - if testserver == 0 and testclient == 0: - usage() - sys.exit(2) - elif localport == 0 or desthost == "" or destport == 0: - usage() - sys.exit(2) - else: - if proto == "tcp": - starttcpproxy() - else: # UDP - startudpproxy() - - -if __name__ == "__main__": - main() diff --git a/proxyfuzz.spec b/proxyfuzz.spec deleted file mode 100644 index 80bcd5b..0000000 --- a/proxyfuzz.spec +++ /dev/null @@ -1,146 +0,0 @@ -Name: proxyfuzz -Version: 20190404 -Release: 31%{?dist} -Summary: Man-in-the-middle non-deterministic network fuzzer - -# Automatically converted from old format: GPLv3+ - review is highly recommended. -License: GPL-3.0-or-later -URL: https://github.com/SECFORCE -Source0: proxyfuzz.py -Source1: README-Fedora - -BuildArch: noarch -Requires: python3-twisted -BuildRequires: python3-devel -%if 0%{?with_python3} -BuildRequires: python3-devel -%endif # if with_python3 - -#Patch0: make-executable.patch - -%description -ProxyFuzz is a man-in-the-middle non-deterministic network fuzzier written in -Python. ProxyFuzz randomly changes (fuzzes) contents on the network traffic. -It supports TCP and UDP protocols and can also be configured to fuzz only one -side of the communication. ProxyFuzz is protocol agnostic so it can randomly -fuzz any network communication. - -%prep -cp -p %{SOURCE0} . -cp -p %{SOURCE1} . -#%patch0 -p1 -b .make-executable - -%build - -%install -rm -rf $RPM_BUILD_ROOT -install -m 755 -p -d ${RPM_BUILD_ROOT}/%{_sbindir} -install -m 755 -p proxyfuzz.py ${RPM_BUILD_ROOT}/%{_sbindir}/proxyfuzz - - - -%files -%doc README-Fedora -%{_sbindir}/proxyfuzz - - -%changelog -* Thu Jul 16 2026 Fedora Release Engineering - 20190404-31 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild - -* Sat Jan 17 2026 Fedora Release Engineering - 20190404-30 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild - -* Fri Jul 25 2025 Fedora Release Engineering - 20190404-29 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild - -* Sat Jan 18 2025 Fedora Release Engineering - 20190404-28 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild - -* Thu Jul 25 2024 Miroslav Suchý - 20190404-27 -- convert license to SPDX - -* Fri Jul 19 2024 Fedora Release Engineering - 20190404-26 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild - -* Fri Jan 26 2024 Fedora Release Engineering - 20190404-25 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild - -* Sun Jan 21 2024 Fedora Release Engineering - 20190404-24 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild - -* Fri Jul 21 2023 Fedora Release Engineering - 20190404-23 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild - -* Fri Jan 20 2023 Fedora Release Engineering - 20190404-22 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild - -* Fri Jul 22 2022 Fedora Release Engineering - 20190404-21 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild - -* Fri Jan 21 2022 Fedora Release Engineering - 20190404-20 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild - -* Fri Jul 23 2021 Fedora Release Engineering - 20190404-19 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild - -* Wed Jan 27 2021 Fedora Release Engineering -- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild - -* Tue Jul 28 2020 Fedora Release Engineering - 20190404-17 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild - -* Thu Jan 30 2020 Fedora Release Engineering - 20190404-16 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild - -* Sat Feb 02 2019 Fedora Release Engineering - 20110923-13 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild - -* Fri Jul 13 2018 Fedora Release Engineering - 20110923-12 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild - -* Fri Feb 09 2018 Fedora Release Engineering - 20110923-11 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild - -* Wed Feb 07 2018 Iryna Shcherbina - 20110923-10 -- Update Python 2 dependency declarations to new packaging standards - (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3) - -* Thu Jul 27 2017 Fedora Release Engineering - 20110923-9 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild - -* Sat Feb 11 2017 Fedora Release Engineering - 20110923-8 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild - -* Thu Feb 04 2016 Fedora Release Engineering - 20110923-7 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild - -* Thu Jun 18 2015 Fedora Release Engineering - 20110923-6 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild - -* Sat Jun 07 2014 Fedora Release Engineering - 20110923-5 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild - -* Sun Aug 04 2013 Fedora Release Engineering - 20110923-4 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild - -* Thu Feb 14 2013 Fedora Release Engineering - 20110923-3 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild - -* Sat Jul 21 2012 Fedora Release Engineering - 20110923-2 -- Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild - -* Mon Jan 2 2012 Petr Sklenar 20110923-1 -- version changed -- released changed - -* Thu Oct 13 2011 Petr Sklenar 0.1-20110923 -- version changed -- spec file improved -- README-Fedora created - -* Wed Sep 7 2011 Petr Sklenar 1-2 -- make script being executable - -* Wed Aug 31 2011 Petr Sklenar 1-1 -- Initial commit