"BEGIN\ \{s\ =\ \"\/inet\/tcp\/0\/" OR "bash\ \-i\ >&\ \/dev\/tcp\/" OR "bash\ \-i\ >&\ \/dev\/udp\/" OR "sh\ \-i\ >$\ \/dev\/udp\/" OR "sh\ \-i\ >$\ \/dev\/tcp\/" OR "&&\ while\ read\ line\ 0<&5;\ do" OR "\/bin\/bash\ \-c\ exec\ 5<>\/dev\/tcp\/" OR "\/bin\/bash\ \-c\ exec\ 5<>\/dev\/udp\/" OR "nc\ \-e\ \/bin\/sh\ " OR "\/bin\/sh\ |\ nc" OR "rm\ \-f\ backpipe;\ mknod\ \/tmp\/backpipe\ p\ &&\ nc\ " OR ";socket\(S,PF_INET,SOCK_STREAM,getprotobyname\(\"tcp\"\)\);if\(connect\(S,sockaddr_in\($p,inet_aton\($i\)\)\)\)" OR ";STDIN\->fdopen\($c,r\);$\~\->fdopen\($c,w\);system$_\ while<>;" OR "\/bin\/sh\ \-i\ <&3\ >&3\ 2>&3" OR "uname\ \-a;\ w;\ id;\ \/bin\/bash\ \-i" OR "$sendbyte\ =\ \(\[text.encoding\]\:\:ASCII\).GetBytes\($sendback2\);\ $stream.Write\($sendbyte,0,$sendbyte.Length\);\ $stream.Flush\(\)\};" OR ";os.dup2\(s.fileno\(\),0\);os.dup2\(s.fileno\(\),1\);os.dup2\(s.fileno\(\),2\);os.putenv\('HISTFILE','\/dev\/null'\);" OR ".to_i;exec\ sprintf\(\"\/bin\/sh\ \-i\ <&%d\ >&%d\ 2>&%d\",f,f,f\)" OR ";while\(cmd=c.gets\);IO.popen\(cmd,\"r\"\)\{|io|c.print" OR "socat\ exec\:'bash\ \-li',pty,stderr,setsid,sigint,sane\ tcp\:" OR "rm\ \-f\ \/tmp\/p;\ mknod\ \/tmp\/p\ p\ &&" OR "\ |\ \/bin\/bash\ |\ telnet\ " OR ",echo=0,raw\ tcp\-listen\:" OR "nc\ \-lvvp\ " OR "xterm\ \-display\ 1"