79 lines
No EOL
2 KiB
Text
79 lines
No EOL
2 KiB
Text
# Exploit Title: GOM Player 2.3.10.5266 - Remote heap corruption (.fpx)
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# Date: 2017-02-15
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# Exploit Author: Peter Baris
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# Exploit link: http://www.saptech-erp.com.au/resources/PoC.zip
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# Software Link: http://player.gomlab.com/download.gom?language=eng
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# CVE: CVE-2017-5881
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# Version: 2.3.10.5266
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# Tested on: Windows Server 2008 R2 x64, Windows 7 SP1 x64
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POC:
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https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/41367.zip
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Open the malicious fpx file with CTRL+U, served by a webserver:
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WinDbg
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(864.150): Access violation - code c0000005 (first chance)
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First chance exceptions are reported before any exception handling.
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This exception may be expected and handled.
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eax=092fcde8 ebx=00000000 ecx=41414141 edx=090ff798 esi=090ff790
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edi=05b10000
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eip=77902fe5 esp=10a9fbb4 ebp=10a9fc94 iopl=0 nv up ei ng nz na pe
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cy
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cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b
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efl=00010287
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ntdll!RtlpFreeHeap+0x4d6:
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77902fe5 8b19 mov ebx,dword ptr [ecx]
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ds:002b:41414141=????????
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0:022> !exchain
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10a9fc84: ntdll!_except_handler4+0 (77946325)
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CRT scope 0, func: ntdll!RtlpFreeHeap+b7d (7795b52d)
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10a9fd54: *** WARNING: Unable to verify checksum for C:\Program Files
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(x86)\GRETECH\GomPlayer\gvf.ax
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*** ERROR: Symbol file could not be found. Defaulted to export symbols for
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C:\Program Files (x86)\GRETECH\GomPlayer\gvf.ax -
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gvf!DllGetClassObject+5801b (6e02bc7b)
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10a9fdcc: gvf!DllGetClassObject+57af8 (6e02b758)
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10a9fe00: gvf!DllGetClassObject+57ac8 (6e02b728)
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10a9fe84: gvf!DllGetClassObject+57fe0 (6e02bc40)
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10a9feac: gvf!DllGetClassObject+5d5e8 (6e031248)
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10a9ff60: ntdll!_except_handler4+0 (77946325)
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CRT scope 0, filter: ntdll!__RtlUserThreadStart+2e (77946608)
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func: ntdll!__RtlUserThreadStart+63 (77948227)
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10a9ff80: ntdll!FinalExceptionHandler+0 (779983b1)
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Invalid exception stack at ffffffff
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2017-02-04 notification sent to developers
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2017-02-05 developerss requested information about the issue
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2017-02-09 information sent with the PoC
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no reply if they plan to release a fix or not |