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2003: 2,700 advisories published
2004: 3,100 advisories published
2005: 4,600 advisories published
2006: 5,300 advisories published

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TITLE:
Xunlei Thunder XPPlayer Class "FlvPlayerUrl" Property Handling Buffer
Overflow

SECUNIA ADVISORY ID:
SA27795

VERIFY ADVISORY:
http://secunia.com/advisories/27795/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Xunlei Thunder 5.x
http://secunia.com/product/15874/

DESCRIPTION:
A vulnerability has been discovered in Xunlei Thunder, which can be
exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error in
xplayer.dll_1_work and can be exploited to cause a heap-based buffer
overflow by assigning an overly long (greater than 1060 bytes) string
to the "FlvPlayerUrl" property of the PPlayer.XPPlayer.1 ActiveX
control (pplayer.dll_1_work).

Successful exploitation allows execution of arbitrary code.

The vulnerability is confirmed in version 5.7.4.401. Other versions
may also be affected.

SOLUTION:
Set the kill-bit for the affected ActiveX control.

PROVIDED AND/OR DISCOVERED BY:
Discovered as a 0-day.

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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:
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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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