vscan.sh

Jackspade9624

Jun 8th, 2025 (edited)

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#!/bin/bash
# Define color codes for better output readability
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
NC='\033[0m' # No Color
# Function to display the menu
display_menu() {
echo -e "${GREEN}==============================${NC}"
echo -e "${GREEN} Simple Vulnerability Scan ${NC}"
echo -e "${GREEN}==============================${NC}"
echo "1. Network Scan (using Nmap)"
echo "2. Open Port Check (using Netcat)"
echo "3. File Integrity Check (using md5sum)"
echo "4. Check Bash Vulnerability (Shellshock)"
echo "5. Exit"
echo -e "${GREEN}==============================${NC}"
}
# Function for Network Scan using Nmap
network_scan() {
echo -e "${YELLOW}Starting Network Scan...${NC}"
echo "Enter target IP range (e.g., 192.168.1.0/24):"
read ip_range
# Check if Nmap is installed
if ! command -v nmap &> /dev/null; then
echo -e "${RED}Error: Nmap is not installed. Please install Nmap and try again.${NC}"
return 1
fi
echo -e "${YELLOW}Scanning $ip_range...${NC}"
nmap -sP "$ip_range" # -sP for ping scan, customize for other scan types
echo -e "${GREEN}Network scan complete.${NC}"
}
# Function for Open Port Check using Netcat
open_port_check() {
echo -e "${YELLOW}Starting Open Port Check...${NC}"
echo "Enter target IP address or hostname:"
read target_ip
echo -e "${YELLOW}Checking open ports on $target_ip...${NC}"
# Adjust the port range (e.g., 1-1023) based on your needs
nc -zv "$target_ip" 1-1023 2>&1 | grep succeeded
echo -e "${GREEN}Open port check complete.${NC}"
}
# Function for File Integrity Check using md5sum
file_integrity_check() {
echo -e "${YELLOW}Starting File Integrity Check...${NC}"
echo "Enter file path:"
read file_path
if [ ! -f "$file_path" ]; then
echo -e "${RED}Error: File not found.${NC}"
return 1
fi
original_checksum=$(md5sum "$file_path" | awk '{print $1}')
echo "Original Checksum: $original_checksum"
echo -e "${YELLOW}Performing file integrity check...${NC}"
current_checksum=$(md5sum "$file_path" | awk '{print $1}')
if [ "$original_checksum" == "$current_checksum" ]; then
echo -e "${GREEN}File integrity is intact.${NC}"
else
echo -e "${RED}Warning: File integrity check failed!${NC}"
fi
}
# Function to check for Bash Vulnerability (Shellshock)
check_bash_vulnerability() {
echo -e "${YELLOW}Checking for Bash vulnerability (Shellshock)...${NC}"
# This command tests for the Shellshock vulnerability
result=$(env x='() { :;}; echo VULNERABLE' bash -c :)
if echo "$result" | grep -q "VULNERABLE"; then
echo -e "${RED}System is potentially vulnerable to Shellshock.${NC}"
else
echo -e "${GREEN}System appears to be patched against Shellshock.${NC}"
fi
}
# Main script loop
while true; do
display_menu
echo "Enter your choice:"
read choice
case "$choice" in
1)
network_scan
;;
2)
open_port_check
;;
3)
file_integrity_check
;;
4)
check_bash_vulnerability
;;
5)
echo -e "${YELLOW}Exiting...${NC}"
exit 0
;;
*)
echo -e "${RED}Invalid choice. Please enter a number from the menu.${NC}"
;;
esac
echo # Add an empty line for readability
read -rp "Press Enter to continue..."
done

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