#!/bin/bash

# Function to scrape CVE details from the NVD website
function scrape_cve_details() {
    local cve_id="$1"
    local url="https://www.opencve.io/cve/$cve_id"

    # Use curl to fetch HTML content
    local html_content=$(curl -s "$url")

    # Extract severity and description using grep
    local severity=$(echo "$html_content" | grep -oP '<span id="cvss3-link">Severity</span>.*?</strong>\s*\K[^<]+')
    local description=$(echo "$html_content" | grep -oP '<p id="cvename-description">.*?\s*\K[^<]+')

    # Output severity and description
    echo "CVE: $cve_id"
    echo "Severity: $severity"
    echo "Description: $description"
    echo "-----------------------------"
}

# Check if at least one CVE is provided as an argument
if [ "$#" -eq 0 ]; then
    echo "Usage: $0 CVE-2021-XXXXX [CVE-2021-YYYYY ...]"
    exit 1
fi

# Loop through provided CVEs and scrape details
for cve in "$@"; do
    scrape_cve_details "$cve"
done