RealPlayer 15.0.6.14(.3g2) – ‘WriteAV’ Crash (PoC)
Title : RealPlayer 15.0.6.14(.3g2) WriteAV Vulnerability Version : 15.0.6.14 Date : 2012-10-29 Vendor : http://www.real.com/ crash : http://img543.imageshack.us/img543/9130/pocm.jpg Impact : High Contact : coolkaveh [at] rocketmail.com Twitter : @coolkaveh tested : windows 7 x64 Author : coolkaveh ############################################################################### Bug : ---- Memory corruption during the handling of the 3g2 files context-dependent Successful exploits can allow attackers to execute arbitrary code ---- ################################################################################ (f84.8c8): Access violation - code c0000005 (first chance) First chance exceptions are reported before any exception handling. This exception may be expected and handled. eax=040d1370 ebx=7fdfe2d0 ecx=0a67f798 edx=0a67f7a8 esi=00000000 edi=00000004 eip=66fc94df esp=3c6c1a80 ebp=0a67f764 iopl=0 nv up ei pl nz na po nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010202 *** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\Program Files (x86)\Real\RealPlayer\codecs\dmp4.dll - dmp4!GetGUID+0x1836f: 66fc94df 8944241c mov dword ptr [esp+1Ch],eax ss:002b:3c6c1a9c=???????? 0:029> !exploitable -v HostMachine\HostUser Executing Processor Architecture is x86 Debuggee is in User Mode Debuggee is a live user mode debugging session on the local machine Event Type: Exception Exception Faulting Address: 0x3c6c1a9c First Chance Exception Type: STATUS_ACCESS_VIOLATION (0xC0000005) Exception Sub-Type: Write Access Violation Exception Hash (Major/Minor): 0x247c7f22.0x247c7f63 Stack Trace: dmp4!GetGUID+0x1836f Instruction Address: 0x0000000066fc94df Description: User Mode Write AV Short Description: WriteAV Exploitability Classification: EXPLOITABLE Recommended Bug Title: Exploitable - User Mode Write AV starting at dmp4!GetGUID+0x000000000001836f (Hash=0x247c7f22.0x247c7f63) User mode write access violations that are not near NULL are exploitable. ################################################################################ Proof of concept included. http://www21.zippyshare.com/v/83302158/file.html Exploit-DB Mirror: https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/22402.rar |