Microsoft Excel 2007 – WriteAV Crash (PoC)
Title : Microsoft Office Excel 2007 WriteAV Vulnerability Version : Microsoft Office professional Plus 2007 SP2 Date : 2012-11-08 Vendor : http://office.microsoft.com Impact : Med/High Contact : coolkaveh [at] rocketmail.com Twitter : @coolkaveh tested : XP SP3 ENG ############################################################################### Bug : ---- memory corruption during the handling of the xls files a context-dependent attacker can execute arbitrary code. ---- ################################################################################ (59c.2fc): Access violation - code c0000005 (first chance) First chance exceptions are reported before any exception handling. This exception may be expected and handled. eax=02f88e00 ebx=023ef000 ecx=00000000 edx=009d0a04 esi=023ef000 edi=02f88e28 eip=302d68ca esp=00132eb0 ebp=00132ec0 iopl=0 nv up ei pl zr na pe nc cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00010246 *** ERROR: Symbol file could not be found. Defaulted to export symbols for Excel.exe - Excel!Ordinal40+0x2d68ca: 302d68ca 894106 mov dword ptr [ecx+6],eax ds:0023:00000006=???????? First Chance Exception Type: STATUS_ACCESS_VIOLATION (0xC0000005) Exception Sub-Type: Write Access Violation Stack Trace: Excel!Ordinal40+0x2d68ca Excel!Ordinal40+0x2da3cd Excel!Ordinal40+0x2da33a mso!Ordinal6953+0x1b2 mso!Ordinal3625+0x15a mso!Ordinal8415+0x41c mso!Ordinal748+0x6cf mso!Ordinal2494+0x18d Excel!Ordinal40+0x265814 Excel!Ordinal40+0x2650d3 Excel!Ordinal40+0x1a1125 Excel!Ordinal40+0x1a2cd5 Excel!Ordinal40+0x1a25f4 Excel!Ordinal40+0x1ac175 Excel!Ordinal40+0x1a3943 Excel!Ordinal40+0x1a3d30 Excel!Ordinal40+0x1a336e Excel!Ordinal40+0x18f398 Excel!Ordinal40+0x18f0ff Excel!Ordinal40+0x3093d Excel!Ordinal40+0x6f630 Excel!Ordinal40+0x6f4db mso!Ordinal1701+0xebd mso!Ordinal1701+0xddc mso!Ordinal1584+0x304 mso!Ordinal1482+0x316 mso!Ordinal9308+0x4bb mso!Ordinal8194+0x4cf mso!Ordinal888+0x9d mso!Ordinal2594+0x538 mso!Ordinal7865+0x125 mso!Ordinal5169+0xa5 mso!Ordinal4629+0x820 mso!Ordinal4369+0xd0 mso!Ordinal3268+0x3ff mso!Ordinal7696+0x139 mso!Ordinal3268+0x3c0 mso!Ordinal4424+0x663 mso!Ordinal4960+0x1e2 mso!Ordinal387+0x60b mso!Ordinal3989+0x13c mso!Ordinal754+0x72 mso!Ordinal3910+0x47 mso!Ordinal4360+0x23c mso!Ordinal3804+0x3f mso!Ordinal9064+0x21ed3 mso!Ordinal3594+0x3db mso!Ordinal387+0x60b mso!Ordinal3989+0x13c mso!Ordinal6715+0xa2 mso!Ordinal2180+0x665 mso!Ordinal4294+0x14 mso!Ordinal4620+0x38c mso!Ordinal6136+0x68a mso!Ordinal1585+0xb5 USER32!GetDC+0x6d USER32!GetDC+0x14f USER32!GetWindowLongW+0x127 USER32!DispatchMessageW+0xf Excel!Ordinal40+0x28db4 Excel!Ordinal40+0x28ac7 Excel!Ordinal40+0x3b58 Excel!Ordinal40+0x386c kernel32!RegisterWaitForInputIdle+0x49 Instruction Address: 0x00000000302d68ca 0:000> kd 00132ec0 00132ef8 <Unloaded_ion.dll>+0x132ef7 00132ec4 302da3cd Excel!Ordinal40+0x2da3cd 00132ec8 00132f88 <Unloaded_ion.dll>+0x132f87 00132ecc 0357e5a0 <Unloaded_ion.dll>+0x357e59f 00132ed0 00133180 <Unloaded_ion.dll>+0x13317f 00132ed4 0357e5a0 <Unloaded_ion.dll>+0x357e59f 00132ed8 03332400 <Unloaded_ion.dll>+0x33323ff 00132edc 00000008 <Unloaded_ion.dll>+0x7 00132ee0 03332400 <Unloaded_ion.dll>+0x33323ff 00132ee4 30101614 Excel!Ordinal40+0x101614 00132ee8 00000000 00132eec 30267f92 Excel!Ordinal40+0x267f92 00132ef0 00133194 <Unloaded_ion.dll>+0x133193 00132ef4 00132f1c <Unloaded_ion.dll>+0x132f1b 00132ef8 00132f0c <Unloaded_ion.dll>+0x132f0b 00132efc 302da33a Excel!Ordinal40+0x2da33a 00132f00 023ef000 <Unloaded_ion.dll>+0x23eefff 00132f04 00132f88 <Unloaded_ion.dll>+0x132f87 00132f08 0357e5a0 <Unloaded_ion.dll>+0x357e59f 00132f0c 00132fb8 <Unloaded_ion.dll>+0x132fb7 ################################################################################ Proof of concept included. http://www19.zippyshare.com/v/5620945/file.html https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/22591.rar |