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TITLE:
Compression Plus ZOO Archive Processing Buffer Overflow

SECUNIA ADVISORY ID:
SA21714

VERIFY ADVISORY:
http://secunia.com/advisories/21714/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Compression Plus 5.x
http://secunia.com/product/11801/

DESCRIPTION:
A vulnerability has been reported in Compression Plus, which can be
exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error in CP5DLL32.DLL
during the processing of ZOO archives. This can be exploited to cause
a stack-based buffer overflow via a malicious ZOO archive with an
overly large size field in the header.

Successful exploitation allows execution of arbitrary code.

SOLUTION:
Apply patch.
http://www.becubed.com/downloads/compsetup.exe

PROVIDED AND/OR DISCOVERED BY:
Michael Ligh, Greg Sinclair, and Amanda Wright.

ORIGINAL ADVISORY:
Mnin.org:
http://www.mnin.org/advisories/2006_cp5_tweed.pdf

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

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