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[DSECRG-11-002] SAP Crystal Reports 2008 - ActiveX insecure methods

Insecure practices found in the library scriptinghelpers.dll. An attacker could construct a html-page containing a call Insecure functions.

[DSECRG-11-002] (Internal DSECRG-00143) SAP Crystal Report Server 2008 scriptinghelpers.dll ActiveX component - Insecure methods

The component contains insecure methods by which you can overwrite any file in the OS, run the executable file, kill process, delete the file.

Application: SAP Crystal Report Server 2008
Versions Affected: SAP Crystal Report Server 2008
Vendor URL: http://sap.com
Bugs: insecure methods
Exploits: YES
Reported: 09.03.2010
Vendor response: 10.03.2010
Date of SAPNOTE Published: 8.10.2010
Date of Public Advisory: 14.01.2011
Authors: Dmitry Chastuhin
Digital Security Research Group [DSecRG] (research [at] dsecrg [dot] com)

Description
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SAP Crystal Report Server 2008 contains a variety of features with which users can manage and share interactive reports and dashboards, as well as provide access to them via the Internet.

Details
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Insecure practices found in the library scriptinghelpers.dll. An attacker could construct a html-page containing a call Insecure functions.

1 Insecure method CreateTextFile. Perhaps as the creation and overwrite existing files.
Sample
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2 Insecure method LaunchProgram. Possible to run an executable file.



3 Insecure Method DeleteFile. Possible removal of any file in the OS.



4 Insecure method Kill. Perhaps the completion of any process, if we know the pid


References
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http://dsecrg.com/pages/vul/show.php?id=302
http://www.sdn.sap.com/irj/sdn/index?rid=/webcontent/uuid/c05604f6-4eb3-2d10-eea7-ceb666083a6a
https://service.sap.com/sap/support/notes/1458309




Fix Information
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Solution to this issue is given in the 1458309 security note.


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