CPE LibraryCommon Platform Enumeration for Go

Quick Start ​

Install the library:

go get github.com/scagogogo/cpe

Parse a CPE string:

package main

import (
    "fmt"
    "log"
    "github.com/scagogogo/cpe"
)

func main() {
    // Parse CPE 2.3 format
    cpeObj, err := cpe.ParseCpe23("cpe:2.3:a:microsoft:windows:10:*:*:*:*:*:*:*")
    if err != nil {
        log.Fatal(err)
    }
    
    fmt.Printf("Vendor: %s\n", cpeObj.Vendor)
    fmt.Printf("Product: %s\n", cpeObj.ProductName)
    fmt.Printf("Version: %s\n", cpeObj.Version)
}

Features ​

🔍 Parsing & Formatting ​

• Parse CPE 2.2 and 2.3 format strings
• Generate CPE strings from structured data
• Validate CPE format and components

🎯 Matching & Comparison ​

• Basic CPE matching with wildcard support
• Advanced matching with fuzzy logic
• Version comparison and range matching
• Regular expression matching

📚 Dictionary Support ​

• Parse NVD CPE Dictionary XML
• Store and retrieve CPE dictionaries
• Search and filter dictionary entries

🔗 NVD Integration ​

• Download and parse NVD CPE feeds
• Map CPEs to CVE vulnerabilities
• Automatic data updates and caching

💾 Storage ​

• File-based storage with JSON format
• Memory storage for testing
• Caching layer for performance
• Pluggable storage interface

🧮 Set Operations ​

• Create and manage CPE sets
• Union, intersection, and difference operations
• Filter sets with advanced criteria

Documentation ​

• API Reference - Complete API documentation
• Examples - Practical usage examples
• GitHub Repository - Source code and issues

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