Vulnerability in sudo
A bug in sudo allows any executable file to be executed as root if /etc/sudoers allows it to be executed as other users and is prohibited for root. Exploitation of the error is very simple: sudo -u#-1 id -u or: sudo -u#4294967295 id -u The bug is present in all versions of sudo up to 1.8.28 Details: https://thehackernews.com/2019/10/linux-sudo-run-as-root-flaw.html