linux.md

Linux privilege Escalation

• Automated enumeration scripts

// http://pentestmonkey.net/tools/audit/unix-privesc-check
./unix-privesc-check > output.txt

// https://github.com/carlospolop/privilege-escalation-awesome-scripts-suite/tree/master/linPEAS
linpeas -a > /dev/shm/linpeas.txt

• Enumerating Users

id
whoami
cat /etc/passwd

• Get System information

cat /etc/issue
cat /etc/*-release
uname -a

• Check bash History

cat ~/.bash_history

• Enumerating Running Processes and Services

ps axu

• Enumerating Networking Information

ip a
/sbin/route
netstat -anp
ss -anp

• Enumerating Firewall Status and Rules

Root privileges are required to list firewall rules with iptables

• Enumerating Scheduled Tasks

ls -lah /etc/cron*
cat /etc/crontab
grep "CRON" /var/log/cron.log

• Enumerating Installed Applications

dpkg -l

• Enumerating Readable/Writable Files and Directories

find / -writable -type d 2>/dev/null
find / -writable -type f 2>/dev/null

• Enumerating Unmounted Disks

/bin/lsblk
cat /etc/fstab
mount

• Enumerating Kernel Modules

// list modules
lsmod

// get details
/sbin/modinfo libata

• Enumerating Binaries That AutoElevate

find / -perm -u=s -type f 2>/dev/null