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TITLE:
BusinessObjects "RptViewerAX" ActiveX Control Buffer Overflow
Vulnerability

SECUNIA ADVISORY ID:
SA29437

VERIFY ADVISORY:
http://secunia.com/advisories/29437/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
BusinessObjects 6.x
http://secunia.com/product/6944/

DESCRIPTION:
Will Dormann has reported a vulnerability in BusinessObjects, which
can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error in the
"RptViewerAX" ActiveX Control (RptViewerAX.dll), which can be
exploited to cause a stack-based buffer overflow when a user visits a
malicious web page.

Successful exploitation allows execution of arbitrary code.

The vulnerability is reported in version 6.5. Other versions may also
be affected.

SOLUTION:
Apply critical hotfix CHF74 (contact the vendor for more
information).
http://support.businessobjects.com/downloads/service_packs/default.asp

Set the kill-bit for the affected ActiveX control.

PROVIDED AND/OR DISCOVERED BY:
Will Dormann

ORIGINAL ADVISORY:
US-CERT VU#329673:
http://www.kb.cert.org/vuls/id/329673

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About:
This Advisory was delivered by Secunia as a free service to help
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