Hello /dev/null
lovers.
Put your config in a file (E.g. lessdemo.cnf
)
#env
SHELL=/dev/null
LESSHISTFILE=/dev/null
blablabla
lesskey lessdemo.cnf
/bin/chmod 400 $HOME/.less
echo -n "HelloWorld" | less
No more .lesshst
& if you try to execute a command ( CVE-2023–26604 ) like a !/bin/sh
↦ permission denied
Have fun ᕙ👹ᕗ