358 lines
10 KiB
TypeScript
358 lines
10 KiB
TypeScript
import { tap, expect } from '@git.zone/tstest/tapbundle';
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import * as plugins from '../plugins.js';
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import { EInvoice, FormatDetector } from '../../../ts/index.js';
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import { PerformanceTracker } from '../performance.tracker.js';
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const performanceTracker = new PerformanceTracker('SEC-04: Input Validation');
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tap.test('SEC-04: Input Validation - should validate and sanitize all inputs', async () => {
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// Test 1: SQL Injection attempts in XML fields
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const sqlInjection = await performanceTracker.measureAsync(
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'sql-injection-prevention',
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async () => {
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const sqlPayloads = [
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"'; DROP TABLE invoices; --",
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"1' OR '1'='1",
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"admin'--",
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"1; DELETE FROM users WHERE 1=1; --",
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"' UNION SELECT * FROM passwords --"
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];
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const results = [];
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for (const payload of sqlPayloads) {
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const maliciousXML = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>${payload}</ID>
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<CustomerName>${payload}</CustomerName>
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<InvoiceLine>
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<ID>1</ID>
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<LineExtensionAmount currencyID="EUR">${payload}</LineExtensionAmount>
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</InvoiceLine>
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</Invoice>`;
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try {
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const invoice = await EInvoice.fromXml(maliciousXML);
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// If parsing succeeds, the payload should be preserved as-is in XML
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// SQL injection is not a concern for XML processing
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results.push({
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payload,
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parsed: true,
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error: null
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});
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} catch (error) {
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// Parsing might fail for invalid XML characters
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results.push({
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payload,
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('SQL injection test results:', sqlInjection);
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// For XML processing, SQL payloads should either parse or fail - both are acceptable
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sqlInjection.forEach(result => {
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expect(result.parsed !== undefined).toEqual(true);
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});
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// Test 2: XSS (Cross-Site Scripting) attempts
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const xssAttempts = await performanceTracker.measureAsync(
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'xss-prevention',
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async () => {
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const xssPayloads = [
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'<script>alert("XSS")</script>',
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'<img src=x onerror=alert("XSS")>',
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'<svg onload=alert("XSS")>',
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'javascript:alert("XSS")',
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'<iframe src="javascript:alert(\'XSS\')">',
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'"><script>alert(String.fromCharCode(88,83,83))</script>'
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];
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const results = [];
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for (const payload of xssPayloads) {
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const maliciousXML = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<Note>${payload}</Note>
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<AccountingCustomerParty>
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<Party>
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<PostalAddress>
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<StreetName>${payload}</StreetName>
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</PostalAddress>
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</Party>
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</AccountingCustomerParty>
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</Invoice>`;
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try {
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const invoice = await EInvoice.fromXml(maliciousXML);
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// XML parsers should handle or escape dangerous content
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results.push({
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payload: payload.substring(0, 30),
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parsed: true,
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error: null
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});
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} catch (error) {
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// Malformed XML should be rejected
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results.push({
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payload: payload.substring(0, 30),
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('XSS test results:', xssAttempts);
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xssAttempts.forEach(result => {
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// Either parsing succeeds (content is escaped) or fails (rejected) - both are safe
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expect(result.parsed !== undefined).toEqual(true);
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});
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// Test 3: Path Traversal attempts
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const pathTraversal = await performanceTracker.measureAsync(
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'path-traversal-prevention',
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async () => {
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const pathPayloads = [
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'../../../etc/passwd',
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'..\\..\\..\\windows\\system32\\config\\sam',
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'/etc/passwd',
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'C:\\Windows\\System32\\drivers\\etc\\hosts',
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'file:///etc/passwd'
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];
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const results = [];
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for (const payload of pathPayloads) {
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const maliciousXML = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>123</ID>
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<AdditionalDocumentReference>
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<ID>${payload}</ID>
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<Attachment>
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<ExternalReference>
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<URI>${payload}</URI>
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</ExternalReference>
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</Attachment>
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</AdditionalDocumentReference>
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</Invoice>`;
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try {
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const invoice = await EInvoice.fromXml(maliciousXML);
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// Path traversal strings in XML data are just strings - not file paths
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results.push({
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payload,
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parsed: true
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});
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} catch (error) {
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results.push({
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payload,
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('Path traversal test results:', pathTraversal);
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pathTraversal.forEach(result => {
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expect(result.parsed !== undefined).toEqual(true);
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});
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// Test 4: Extremely long input fields
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const longInputs = await performanceTracker.measureAsync(
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'long-input-handling',
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async () => {
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const lengths = [1000, 10000, 100000, 1000000];
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const results = [];
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for (const length of lengths) {
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const longString = 'A'.repeat(length);
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const xml = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>${longString}</ID>
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<Note>${longString}</Note>
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</Invoice>`;
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try {
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const startTime = Date.now();
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const invoice = await EInvoice.fromXml(xml);
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const endTime = Date.now();
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results.push({
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length,
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parsed: true,
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duration: endTime - startTime
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});
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} catch (error) {
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results.push({
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length,
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('Long input test results:', longInputs);
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longInputs.forEach(result => {
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// Very long inputs might be rejected or cause performance issues
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if (result.parsed && result.duration) {
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// Processing should complete in reasonable time (< 5 seconds)
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expect(result.duration).toBeLessThan(5000);
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}
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});
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// Test 5: Special characters and encoding
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const specialChars = await performanceTracker.measureAsync(
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'special-character-handling',
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async () => {
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const specialPayloads = [
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'\x00\x01\x02\x03\x04\x05', // Control characters
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'<?xml version="1.0"?>', // XML declaration in content
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'<!DOCTYPE foo [<!ENTITY bar "test">]>', // DTD
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'&entity;', // Undefined entity
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'\uFFFE\uFFFF', // Invalid Unicode
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'𝕳𝖊𝖑𝖑𝖔', // Unicode beyond BMP
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String.fromCharCode(0xD800), // Invalid surrogate
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];
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const results = [];
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for (const payload of specialPayloads) {
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const xml = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>INV-001</ID>
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<Note>${payload}</Note>
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</Invoice>`;
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try {
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const invoice = await EInvoice.fromXml(xml);
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results.push({
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payload: payload.substring(0, 20),
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parsed: true
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});
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} catch (error) {
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results.push({
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payload: payload.substring(0, 20),
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('Special character test results:', specialChars);
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specialChars.forEach(result => {
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// Special characters should either be handled or rejected
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expect(result.parsed !== undefined).toEqual(true);
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});
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// Test 6: Format detection with malicious inputs
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const formatDetection = await performanceTracker.measureAsync(
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'format-detection-security',
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async () => {
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const maliciousFormats = [
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'<?xml version="1.0"?><root>Not an invoice</root>',
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'<Invoice><script>alert(1)</script></Invoice>',
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'{"invoice": "this is JSON not XML"}',
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'This is just plain text',
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Buffer.from([0xFF, 0xFE, 0x00, 0x00]), // Binary data
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];
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const results = [];
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for (const input of maliciousFormats) {
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try {
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const format = FormatDetector.detectFormat(input);
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results.push({
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detected: true,
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format: format || 'unknown'
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});
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} catch (error) {
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results.push({
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detected: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('Format detection test results:', formatDetection);
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formatDetection.forEach(result => {
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// Format detection should handle all inputs safely
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expect(result.detected !== undefined).toEqual(true);
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});
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// Test 7: Null byte injection
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const nullBytes = await performanceTracker.measureAsync(
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'null-byte-injection',
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async () => {
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const nullPayloads = [
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'invoice\x00.xml',
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'data\x00<script>',
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'\x00\x00\x00',
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'before\x00after'
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];
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const results = [];
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for (const payload of nullPayloads) {
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const xml = `<?xml version="1.0" encoding="UTF-8"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>${payload}</ID>
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<IssueDate>2024-01-01</IssueDate>
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</Invoice>`;
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try {
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const invoice = await EInvoice.fromXml(xml);
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results.push({
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payload: payload.replace(/\x00/g, '\\x00'),
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parsed: true
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});
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} catch (error) {
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results.push({
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payload: payload.replace(/\x00/g, '\\x00'),
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parsed: false,
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error: error.message
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});
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}
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}
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return results;
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}
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);
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console.log('Null byte test results:', nullBytes);
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nullBytes.forEach(result => {
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// Null bytes should be handled safely
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expect(result.parsed !== undefined).toEqual(true);
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});
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// Performance tracking complete
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console.log('Input validation tests completed');
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});
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// Run the test
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tap.start(); |