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TITLE:
Trillian Basic PNG Image Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA14470

VERIFY ADVISORY:
http://secunia.com/advisories/14470/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Trillian Basic 3.x
http://secunia.com/product/4759/

DESCRIPTION:
Tal zeltzer has reported a vulnerability in Trillian Basic, which can
be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error in the processing
of PNG images. This can be exploited to cause a buffer overflow by
sending a specially crafted display image to a vulnerable client via
e.g. the MSN protocol.

Successful exploitation can lead to execution of arbitrary code.

The vulnerability has been reported in version 3.0. Other versions
may also be affected.

SOLUTION:
Use another product.

PROVIDED AND/OR DISCOVERED BY:
Tal zeltzer

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