[NT] WinHKI unacev2.dll Buffer Overflow

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WinHKI unacev2.dll Buffer Overflow
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SUMMARY

Secunia Research has discovered a vulnerability in WinHKI, which can be
exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error in ztvunacev2.dll
(UNACEV2.DLL) when extracting an ACE archive containing a file with an
overly long filename. This can be exploited to cause a stack-based buffer
overflow when a user extracts a specially crafted ACE archive.

DETAILS

Vulnerable Systems:
* WinHKI version 1.66
* WinHKI version 1.67

Immune Systems:
* WinHKI version 1.68

Solution:
Update to version 1.68 available from:
<http://www.winhki.com/en/download.htm>
http://www.winhki.com/en/download.htm

Time Table:
30/03/2006 - Initial vendor notification.
01/04/2006 - Initial vendor reply.
01/05/2006 - Public disclosure.


ADDITIONAL INFORMATION

The information has been provided by Tan Chew Keong, Secunia Research.
The original article can be found at:
<http://secunia.com/secunia_research/2006-25/advisory/>
http://secunia.com/secunia_research/2006-25/advisory/



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