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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
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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