ed0e1e4d44
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3.6 KiB
Text
69 lines
No EOL
3.6 KiB
Text
Title : VLC media player 2.0.4 buffer overflow POC
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Version : 2.0.4 Twoflower
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Date : 2012-12-06
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Vendor : www.videolan.org/vlc/
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Impact : Med/High
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Contact : coolkaveh [at] rocketmail.com
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Twitter : @coolkaveh
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tested : windows XP SP3
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Author : coolkaveh
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#####################################################################################################################
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VLC media player (also known as VLC) is a highly portable free and open-source media player and streaming
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media server written by the VideoLAN project. It is a cross-platform media player, with versions for
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Microsoft Windows, OS X, GNU/Linux, Android, BSD, Solaris, iOS, Syllable, BeOS, MorphOS, QNX and eComStation
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#####################################################################################################################
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Bug :
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----
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buffer overflow during the handling of the swf file
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context-dependent
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Successful exploits can allow attackers to execute arbitrary code
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----
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######################################################################################################################
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(7b4.a14): 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=75737574 ebx=00e44c20 ecx=7ffd5000 edx=00e44e84 esi=038488c8 edi=000007c0
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eip=75737574 esp=0196fb5c ebp=00000002 iopl=0 nv up ei pl nz na pe nc
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cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00210206
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Missing image name, possible paged-out or corrupt data.
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75737574 ?? ???
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0:009>!exploitable -v
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eax=75737574 ebx=00e44c20 ecx=7ffd5000 edx=00e44e84 esi=038488c8 edi=000007c0
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eip=75737574 esp=0196fb5c ebp=00000002 iopl=0 nv up ei pl nz na pe nc
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cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00210206
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75737574 ?? ???
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HostMachine\HostUser
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Executing Processor Architecture is x86
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Debuggee is in User Mode
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Debuggee is a live user mode debugging session on the local machine
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Event Type: Exception
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*** ERROR: Symbol file could not be found. Defaulted to export symbols for ntdll.dll -
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*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\Program Files\VideoLAN\VLC\libvlccore.dll -
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*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\Program Files\VideoLAN\VLC\plugins\codec\libavcodec_plugin.dll -
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Exception Faulting Address: 0x75737574
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First Chance Exception Type: STATUS_ACCESS_VIOLATION (0xC0000005)
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Exception Sub-Type: Data Execution Protection (DEP) Violation
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Exception Hash (Major/Minor): 0x307d391a.0x6f0f1537
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Stack Trace:
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Unknown
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libvlccore!vout_ReleasePicture+0x32
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libavcodec_plugin!vlc_entry_license__1_2_0l+0xe09
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libavcodec_plugin!vlc_entry_license__1_2_0l+0xdf26b
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libavcodec_plugin!vlc_entry_license__1_2_0l+0xdee0e
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libavcodec_plugin!vlc_entry_license__1_2_0l+0xdf37b
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ntdll!RtlFreeHeap+0x18b
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Instruction Address: 0x0000000075737574
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Description: Data Execution Prevention Violation
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Short Description: DEPViolation
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Exploitability Classification: EXPLOITABLE
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Recommended Bug Title: Exploitable - Data Execution Prevention Violation starting at Unknown Symbol @ 0x0000000075737574 called from libvlccore!vout_ReleasePicture+0x0000000000000032 (Hash=0x307d391a.0x6f0f1537)
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User mode DEP access violations are exploitable.
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################################################################################
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Proof of concept included.
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http://www39.zippyshare.com/v/91522221/file.html
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Exploit-DB Mirror: https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/23201.rar |