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TITLE:
D-Link TFTP Server Data Handling Memory Corruption

SECUNIA ADVISORY ID:
SA24360

VERIFY ADVISORY:
http://secunia.com/advisories/24360/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From local network

SOFTWARE:
D-Link TFTP Server 1.x
http://secunia.com/product/13596/

DESCRIPTION:
Parvez Anwar has discovered a vulnerability in D-Link TFTP Server,
which can be exploited by malicious people to compromise a vulnerable
system.

The vulnerability is caused due to an error within the handling of
received data. This can be exploited to corrupt certain structures in
memory via an overly long (greater than 300 bytes), specially crafted
GET or PUT request.

The vulnerability is confirmed in version 1.0. Other versions may
also be affected.

SOLUTION:
Use in a trusted network environment only.

PROVIDED AND/OR DISCOVERED BY:
Parvez Anwar

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