eventuali_core/security/
vulnerability.rs

1use crate::{Event, EventualiError, Result};
2use serde::{Deserialize, Serialize};
3use std::collections::{HashMap, HashSet};
4use chrono::{DateTime, Utc};
5
6/// Vulnerability scanning and security assessment system
7pub struct VulnerabilityScanner {
8    scan_rules: Vec<ScanRule>,
9    severity_thresholds: HashMap<VulnerabilitySeverity, u32>,
10    whitelist: HashSet<String>,
11}
12
13/// A vulnerability scanning rule
14#[derive(Debug, Clone, Serialize, Deserialize)]
15pub struct ScanRule {
16    pub id: String,
17    pub name: String,
18    pub description: String,
19    pub category: VulnerabilityCategory,
20    pub severity: VulnerabilitySeverity,
21    pub pattern: ScanPattern,
22    pub enabled: bool,
23    pub created_at: DateTime<Utc>,
24    pub updated_at: DateTime<Utc>,
25}
26
27/// Categories of security vulnerabilities
28#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Hash, Eq)]
29pub enum VulnerabilityCategory {
30    DataLeakage,
31    InjectionAttack,
32    AccessControl,
33    Cryptographic,
34    Authentication,
35    Authorization,
36    InputValidation,
37    OutputEncoding,
38    SessionManagement,
39    ErrorHandling,
40    Logging,
41    Configuration,
42    BusinessLogic,
43    ApiSecurity,
44    NetworkSecurity,
45}
46
47/// Severity levels for vulnerabilities
48#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Hash, PartialOrd, Ord)]
49pub enum VulnerabilitySeverity {
50    Critical,
51    High,
52    Medium,
53    Low,
54    Info,
55}
56
57/// Patterns for vulnerability detection
58#[derive(Debug, Clone, Serialize, Deserialize)]
59pub enum ScanPattern {
60    RegexPattern(String),
61    JsonPathPattern(String),
62    KeywordPattern(Vec<String>),
63    StructuralPattern(StructuralCheck),
64    CustomRule(String), // Custom business logic
65}
66
67/// Structural security checks
68#[derive(Debug, Clone, Serialize, Deserialize)]
69pub struct StructuralCheck {
70    pub check_type: StructuralCheckType,
71    pub parameters: HashMap<String, String>,
72}
73
74/// Types of structural security checks
75#[derive(Debug, Clone, Serialize, Deserialize)]
76pub enum StructuralCheckType {
77    EncryptionPresence,
78    AccessControlValidation,
79    DataSanitization,
80    AuthenticationRequired,
81    AuthorizationRequired,
82    AuditTrailPresence,
83    RateLimitCompliance,
84    InputSizeValidation,
85}
86
87/// Result of a vulnerability scan
88#[derive(Debug, Clone, Serialize, Deserialize)]
89pub struct VulnerabilityScanResult {
90    pub scan_id: String,
91    pub scan_timestamp: DateTime<Utc>,
92    pub events_scanned: usize,
93    pub vulnerabilities_found: Vec<VulnerabilityFinding>,
94    pub scan_duration_ms: u64,
95    pub severity_counts: HashMap<VulnerabilitySeverity, usize>,
96    pub category_counts: HashMap<VulnerabilityCategory, usize>,
97    pub compliance_score: f64, // 0.0 to 100.0
98}
99
100/// A specific vulnerability finding
101#[derive(Debug, Clone, Serialize, Deserialize)]
102pub struct VulnerabilityFinding {
103    pub id: String,
104    pub rule_id: String,
105    pub event_id: String,
106    pub aggregate_id: String,
107    pub category: VulnerabilityCategory,
108    pub severity: VulnerabilitySeverity,
109    pub title: String,
110    pub description: String,
111    pub evidence: String,
112    pub remediation: String,
113    pub cve_references: Vec<String>,
114    pub owasp_references: Vec<String>,
115    pub found_at: DateTime<Utc>,
116    pub status: VulnerabilityStatus,
117}
118
119/// Status of a vulnerability finding
120#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
121pub enum VulnerabilityStatus {
122    Open,
123    InProgress,
124    Resolved,
125    FalsePositive,
126    Accepted, // Risk accepted by business
127    Suppressed, // Temporarily suppressed
128}
129
130/// Security baseline configuration
131#[derive(Debug, Clone, Serialize, Deserialize)]
132pub struct SecurityBaseline {
133    pub name: String,
134    pub version: String,
135    pub description: String,
136    pub requirements: Vec<SecurityRequirement>,
137    pub compliance_frameworks: Vec<ComplianceFramework>,
138    pub created_at: DateTime<Utc>,
139}
140
141/// A specific security requirement
142#[derive(Debug, Clone, Serialize, Deserialize)]
143pub struct SecurityRequirement {
144    pub id: String,
145    pub title: String,
146    pub description: String,
147    pub category: VulnerabilityCategory,
148    pub required_controls: Vec<String>,
149    pub validation_rules: Vec<String>,
150    pub compliance_mappings: HashMap<String, String>, // Framework -> Requirement ID
151}
152
153/// Supported compliance frameworks
154#[derive(Debug, Clone, Serialize, Deserialize)]
155pub enum ComplianceFramework {
156    OWASP,
157    NIST,
158    ISO27001,
159    SOC2,
160    GDPR,
161    HIPAA,
162    PCI,
163    Custom(String),
164}
165
166/// Penetration testing simulation
167#[derive(Debug, Clone, Serialize, Deserialize)]
168pub struct PenetrationTest {
169    pub test_id: String,
170    pub test_name: String,
171    pub target_scope: Vec<String>, // Aggregate patterns or event types
172    pub attack_scenarios: Vec<AttackScenario>,
173    pub started_at: DateTime<Utc>,
174    pub completed_at: Option<DateTime<Utc>>,
175    pub status: TestStatus,
176    pub findings: Vec<PenetrationFinding>,
177}
178
179/// Attack scenarios for penetration testing
180#[derive(Debug, Clone, Serialize, Deserialize)]
181pub struct AttackScenario {
182    pub scenario_id: String,
183    pub name: String,
184    pub description: String,
185    pub attack_type: AttackType,
186    pub steps: Vec<AttackStep>,
187    pub expected_outcome: String,
188    pub actual_outcome: Option<String>,
189    pub success: Option<bool>,
190}
191
192/// Types of attack scenarios
193#[derive(Debug, Clone, Serialize, Deserialize)]
194pub enum AttackType {
195    SqlInjection,
196    NoSqlInjection,
197    CommandInjection,
198    CrossSiteScripting,
199    CrossSiteRequestForgery,
200    AuthenticationBypass,
201    AuthorizationBypass,
202    PrivilegeEscalation,
203    DataExfiltration,
204    DenialOfService,
205    BusinessLogicFlaws,
206    CryptographicAttacks,
207    SessionManipulation,
208}
209
210/// Individual step in an attack scenario
211#[derive(Debug, Clone, Serialize, Deserialize)]
212pub struct AttackStep {
213    pub step_number: u32,
214    pub action: String,
215    pub payload: Option<String>,
216    pub expected_response: String,
217    pub actual_response: Option<String>,
218    pub success: Option<bool>,
219}
220
221/// Penetration test finding
222#[derive(Debug, Clone, Serialize, Deserialize)]
223pub struct PenetrationFinding {
224    pub finding_id: String,
225    pub scenario_id: String,
226    pub severity: VulnerabilitySeverity,
227    pub title: String,
228    pub description: String,
229    pub attack_vector: String,
230    pub impact: String,
231    pub evidence: String,
232    pub remediation: String,
233    pub exploitability: ExploitabilityLevel,
234}
235
236/// How easy it is to exploit a vulnerability
237#[derive(Debug, Clone, Serialize, Deserialize)]
238pub enum ExploitabilityLevel {
239    Trivial,
240    Easy,
241    Moderate,
242    Difficult,
243    VeryDifficult,
244}
245
246/// Test execution status
247#[derive(Debug, Clone, Serialize, Deserialize)]
248pub enum TestStatus {
249    Pending,
250    Running,
251    Completed,
252    Failed,
253    Cancelled,
254}
255
256impl VulnerabilityScanner {
257    /// Create a new vulnerability scanner
258    pub fn new() -> Self {
259        let mut scanner = Self {
260            scan_rules: Vec::new(),
261            severity_thresholds: HashMap::new(),
262            whitelist: HashSet::new(),
263        };
264        
265        // Initialize default severity thresholds
266        scanner.severity_thresholds.insert(VulnerabilitySeverity::Critical, 0);
267        scanner.severity_thresholds.insert(VulnerabilitySeverity::High, 5);
268        scanner.severity_thresholds.insert(VulnerabilitySeverity::Medium, 20);
269        scanner.severity_thresholds.insert(VulnerabilitySeverity::Low, 50);
270        scanner.severity_thresholds.insert(VulnerabilitySeverity::Info, 100);
271        
272        // Load default scan rules
273        scanner.load_default_rules();
274        
275        scanner
276    }
277
278    /// Load default vulnerability scanning rules
279    fn load_default_rules(&mut self) {
280        // SQL Injection detection
281        self.add_rule(ScanRule {
282            id: "sql-injection-001".to_string(),
283            name: "SQL Injection Pattern Detection".to_string(),
284            description: "Detects potential SQL injection patterns in event data".to_string(),
285            category: VulnerabilityCategory::InjectionAttack,
286            severity: VulnerabilitySeverity::High,
287            pattern: ScanPattern::RegexPattern(
288                r"(?i)(union\s+select|select\s+.*\s+from|insert\s+into|update\s+.*\s+set|delete\s+from|drop\s+table|\'\s*or\s*\'\w*\'\s*=\s*\'\w*|admin\'\s*--|\'\s*;\s*drop)".to_string()
289            ),
290            enabled: true,
291            created_at: Utc::now(),
292            updated_at: Utc::now(),
293        }).unwrap();
294
295        // PII exposure detection
296        self.add_rule(ScanRule {
297            id: "pii-exposure-001".to_string(),
298            name: "PII Data Exposure".to_string(),
299            description: "Detects potential exposure of personally identifiable information".to_string(),
300            category: VulnerabilityCategory::DataLeakage,
301            severity: VulnerabilitySeverity::Critical,
302            pattern: ScanPattern::KeywordPattern(vec![
303                "ssn".to_string(),
304                "social_security".to_string(),
305                "credit_card".to_string(),
306                "passport".to_string(),
307                "driver_license".to_string(),
308            ]),
309            enabled: true,
310            created_at: Utc::now(),
311            updated_at: Utc::now(),
312        }).unwrap();
313
314        // Weak authentication detection
315        self.add_rule(ScanRule {
316            id: "auth-weakness-001".to_string(),
317            name: "Weak Authentication Patterns".to_string(),
318            description: "Detects weak authentication patterns".to_string(),
319            category: VulnerabilityCategory::Authentication,
320            severity: VulnerabilitySeverity::Medium,
321            pattern: ScanPattern::KeywordPattern(vec![
322                "password=123456".to_string(),
323                "password=admin".to_string(),
324                "password=password".to_string(),
325                "admin:admin".to_string(),
326                "guest:guest".to_string(),
327            ]),
328            enabled: true,
329            created_at: Utc::now(),
330            updated_at: Utc::now(),
331        }).unwrap();
332
333        // Cross-site scripting detection
334        self.add_rule(ScanRule {
335            id: "xss-001".to_string(),
336            name: "Cross-Site Scripting (XSS)".to_string(),
337            description: "Detects potential XSS payloads in event data".to_string(),
338            category: VulnerabilityCategory::InputValidation,
339            severity: VulnerabilitySeverity::High,
340            pattern: ScanPattern::RegexPattern(
341                r"(?i)(<script|javascript:|onclick|onload|onerror|onmouseover|alert\(|confirm\(|prompt\()".to_string()
342            ),
343            enabled: true,
344            created_at: Utc::now(),
345            updated_at: Utc::now(),
346        }).unwrap();
347    }
348
349    /// Add a new scanning rule
350    pub fn add_rule(&mut self, rule: ScanRule) -> Result<()> {
351        if rule.id.is_empty() {
352            return Err(EventualiError::Configuration(
353                "Rule ID cannot be empty".to_string()
354            ));
355        }
356        
357        // Check for duplicate rule ID
358        if self.scan_rules.iter().any(|r| r.id == rule.id) {
359            return Err(EventualiError::Configuration(
360                format!("Rule ID already exists: {}", rule.id)
361            ));
362        }
363        
364        self.scan_rules.push(rule);
365        Ok(())
366    }
367
368    /// Perform vulnerability scan on events
369    pub async fn scan_events(&self, events: Vec<Event>) -> Result<VulnerabilityScanResult> {
370        let scan_start = std::time::Instant::now();
371        let scan_id = uuid::Uuid::new_v4().to_string();
372        
373        let mut vulnerabilities = Vec::new();
374        let mut severity_counts: HashMap<VulnerabilitySeverity, usize> = HashMap::new();
375        let mut category_counts: HashMap<VulnerabilityCategory, usize> = HashMap::new();
376
377        for event in &events {
378            // Skip whitelisted aggregates
379            if self.whitelist.contains(&event.aggregate_id) {
380                continue;
381            }
382
383            for rule in &self.scan_rules {
384                if !rule.enabled {
385                    continue;
386                }
387
388                if let Some(finding) = self.apply_scan_rule(event, rule).await? {
389                    *severity_counts.entry(finding.severity.clone()).or_insert(0) += 1;
390                    *category_counts.entry(finding.category.clone()).or_insert(0) += 1;
391                    vulnerabilities.push(finding);
392                }
393            }
394        }
395
396        let scan_duration = scan_start.elapsed().as_millis() as u64;
397        let compliance_score = self.calculate_compliance_score(&severity_counts, events.len());
398
399        Ok(VulnerabilityScanResult {
400            scan_id,
401            scan_timestamp: Utc::now(),
402            events_scanned: events.len(),
403            vulnerabilities_found: vulnerabilities,
404            scan_duration_ms: scan_duration,
405            severity_counts,
406            category_counts,
407            compliance_score,
408        })
409    }
410
411    /// Apply a single scan rule to an event
412    async fn apply_scan_rule(&self, event: &Event, rule: &ScanRule) -> Result<Option<VulnerabilityFinding>> {
413        let event_data_str = match &event.data {
414            crate::EventData::Json(data) => data.to_string(),
415            crate::EventData::Protobuf(data) => String::from_utf8_lossy(data).to_string(),
416        };
417
418        let matches = match &rule.pattern {
419            ScanPattern::RegexPattern(pattern) => {
420                regex::Regex::new(pattern)
421                    .map_err(|e| EventualiError::Configuration(format!("Invalid regex: {e}")))?
422                    .is_match(&event_data_str)
423            },
424            ScanPattern::JsonPathPattern(_path) => {
425                // In a real implementation, would use jsonpath library
426                false
427            },
428            ScanPattern::KeywordPattern(keywords) => {
429                let lower_data = event_data_str.to_lowercase();
430                keywords.iter().any(|keyword| lower_data.contains(&keyword.to_lowercase()))
431            },
432            ScanPattern::StructuralPattern(check) => {
433                self.apply_structural_check(event, check).await?
434            },
435            ScanPattern::CustomRule(_rule) => {
436                // In a real implementation, would evaluate custom rules
437                false
438            },
439        };
440
441        if matches {
442            let finding = VulnerabilityFinding {
443                id: uuid::Uuid::new_v4().to_string(),
444                rule_id: rule.id.clone(),
445                event_id: event.id.to_string(),
446                aggregate_id: event.aggregate_id.clone(),
447                category: rule.category.clone(),
448                severity: rule.severity.clone(),
449                title: rule.name.clone(),
450                description: rule.description.clone(),
451                evidence: self.extract_evidence(&event_data_str, &rule.pattern),
452                remediation: self.get_remediation_advice(&rule.category),
453                cve_references: Vec::new(),
454                owasp_references: self.get_owasp_references(&rule.category),
455                found_at: Utc::now(),
456                status: VulnerabilityStatus::Open,
457            };
458            
459            Ok(Some(finding))
460        } else {
461            Ok(None)
462        }
463    }
464
465    /// Apply structural security check
466    async fn apply_structural_check(&self, event: &Event, check: &StructuralCheck) -> Result<bool> {
467        match check.check_type {
468            StructuralCheckType::EncryptionPresence => {
469                // Check if event data appears to be encrypted
470                let data_str = match &event.data {
471                    crate::EventData::Json(data) => data.to_string(),
472                    crate::EventData::Protobuf(_) => return Ok(true), // Assume protobuf is encrypted
473                };
474                
475                // Simple heuristic: if data looks like base64 and doesn't contain readable text
476                Ok(!data_str.chars().any(|c| c.is_ascii_alphabetic()) || 
477                   data_str.contains("encrypted") || 
478                   data_str.contains("cipher"))
479            },
480            StructuralCheckType::AccessControlValidation => {
481                // Check if event contains access control metadata
482                Ok(event.metadata.user_id.is_some() || 
483                   event.metadata.headers.contains_key("permissions"))
484            },
485            StructuralCheckType::AuditTrailPresence => {
486                // Check if event contains audit information
487                Ok(event.metadata.headers.contains_key("audit_trail") || 
488                   event.metadata.correlation_id.is_some())
489            },
490            _ => Ok(false), // Default to false for unimplemented checks
491        }
492    }
493
494    /// Extract evidence from matched data
495    fn extract_evidence(&self, data: &str, pattern: &ScanPattern) -> String {
496        match pattern {
497            ScanPattern::RegexPattern(regex) => {
498                if let Ok(re) = regex::Regex::new(regex) {
499                    if let Some(matched) = re.find(data) {
500                        return format!("Matched pattern: {}", matched.as_str());
501                    }
502                }
503                "Pattern match found".to_string()
504            },
505            ScanPattern::KeywordPattern(keywords) => {
506                let lower_data = data.to_lowercase();
507                for keyword in keywords {
508                    if lower_data.contains(&keyword.to_lowercase()) {
509                        return format!("Found keyword: {keyword}");
510                    }
511                }
512                "Keyword match found".to_string()
513            },
514            _ => "Vulnerability detected".to_string(),
515        }
516    }
517
518    /// Get remediation advice for vulnerability category
519    fn get_remediation_advice(&self, category: &VulnerabilityCategory) -> String {
520        match category {
521            VulnerabilityCategory::DataLeakage => {
522                "Remove or encrypt sensitive data. Implement data classification and handling policies."
523            },
524            VulnerabilityCategory::InjectionAttack => {
525                "Use parameterized queries and input validation. Sanitize all user input."
526            },
527            VulnerabilityCategory::Authentication => {
528                "Implement strong authentication mechanisms. Use multi-factor authentication."
529            },
530            VulnerabilityCategory::InputValidation => {
531                "Implement comprehensive input validation and output encoding."
532            },
533            VulnerabilityCategory::AccessControl => {
534                "Implement proper access control mechanisms and least privilege principle."
535            },
536            _ => "Review security controls and implement appropriate countermeasures."
537        }.to_string()
538    }
539
540    /// Get OWASP references for vulnerability category
541    fn get_owasp_references(&self, category: &VulnerabilityCategory) -> Vec<String> {
542        match category {
543            VulnerabilityCategory::InjectionAttack => vec!["OWASP-A03".to_string()],
544            VulnerabilityCategory::Authentication => vec!["OWASP-A07".to_string()],
545            VulnerabilityCategory::AccessControl => vec!["OWASP-A01".to_string()],
546            VulnerabilityCategory::InputValidation => vec!["OWASP-A03".to_string()],
547            VulnerabilityCategory::DataLeakage => vec!["OWASP-A02".to_string()],
548            _ => Vec::new(),
549        }
550    }
551
552    /// Calculate compliance score based on findings
553    fn calculate_compliance_score(&self, severity_counts: &HashMap<VulnerabilitySeverity, usize>, total_events: usize) -> f64 {
554        if total_events == 0 {
555            return 100.0;
556        }
557
558        let mut penalty = 0.0;
559        
560        for (severity, count) in severity_counts {
561            let weight = match severity {
562                VulnerabilitySeverity::Critical => 10.0,
563                VulnerabilitySeverity::High => 5.0,
564                VulnerabilitySeverity::Medium => 2.0,
565                VulnerabilitySeverity::Low => 1.0,
566                VulnerabilitySeverity::Info => 0.1,
567            };
568            
569            penalty += (*count as f64) * weight;
570        }
571
572        // Normalize penalty against total events and cap at 100
573        let score = 100.0 - (penalty / total_events as f64 * 10.0);
574        score.clamp(0.0, 100.0)
575    }
576
577    /// Add aggregate to whitelist
578    pub fn add_to_whitelist(&mut self, aggregate_id: String) {
579        self.whitelist.insert(aggregate_id);
580    }
581
582    /// Remove aggregate from whitelist
583    pub fn remove_from_whitelist(&mut self, aggregate_id: &str) -> bool {
584        self.whitelist.remove(aggregate_id)
585    }
586
587    /// Get scan statistics
588    pub fn get_scan_statistics(&self) -> HashMap<String, usize> {
589        let mut stats = HashMap::new();
590        stats.insert("total_rules".to_string(), self.scan_rules.len());
591        stats.insert("enabled_rules".to_string(), 
592                     self.scan_rules.iter().filter(|r| r.enabled).count());
593        stats.insert("whitelisted_aggregates".to_string(), self.whitelist.len());
594
595        // Count rules by category
596        for rule in &self.scan_rules {
597            let category_key = format!("rules_{:?}", rule.category).to_lowercase();
598            *stats.entry(category_key).or_insert(0) += 1;
599        }
600
601        stats
602    }
603}
604
605impl Default for VulnerabilityScanner {
606    fn default() -> Self {
607        Self::new()
608    }
609}
610
611/// Penetration testing framework
612pub struct PenetrationTestFramework {
613    active_tests: HashMap<String, PenetrationTest>,
614    test_scenarios: Vec<AttackScenario>,
615}
616
617impl PenetrationTestFramework {
618    /// Create new penetration testing framework
619    pub fn new() -> Self {
620        let mut framework = Self {
621            active_tests: HashMap::new(),
622            test_scenarios: Vec::new(),
623        };
624        
625        framework.load_default_scenarios();
626        framework
627    }
628
629    /// Load default attack scenarios
630    fn load_default_scenarios(&mut self) {
631        // SQL Injection scenario
632        self.test_scenarios.push(AttackScenario {
633            scenario_id: "sql-injection-001".to_string(),
634            name: "Basic SQL Injection".to_string(),
635            description: "Test for basic SQL injection vulnerabilities".to_string(),
636            attack_type: AttackType::SqlInjection,
637            steps: vec![
638                AttackStep {
639                    step_number: 1,
640                    action: "Submit SQL injection payload".to_string(),
641                    payload: Some("' OR '1'='1".to_string()),
642                    expected_response: "Error or unexpected data access".to_string(),
643                    actual_response: None,
644                    success: None,
645                },
646            ],
647            expected_outcome: "System should reject malicious input".to_string(),
648            actual_outcome: None,
649            success: None,
650        });
651
652        // Authentication bypass scenario
653        self.test_scenarios.push(AttackScenario {
654            scenario_id: "auth-bypass-001".to_string(),
655            name: "Authentication Bypass".to_string(),
656            description: "Test for authentication bypass vulnerabilities".to_string(),
657            attack_type: AttackType::AuthenticationBypass,
658            steps: vec![
659                AttackStep {
660                    step_number: 1,
661                    action: "Attempt to access protected resources without authentication".to_string(),
662                    payload: None,
663                    expected_response: "Access denied".to_string(),
664                    actual_response: None,
665                    success: None,
666                },
667            ],
668            expected_outcome: "System should deny access".to_string(),
669            actual_outcome: None,
670            success: None,
671        });
672    }
673
674    /// Start a new penetration test
675    pub fn start_test(&mut self, test_name: String, target_scope: Vec<String>) -> Result<String> {
676        let test_id = uuid::Uuid::new_v4().to_string();
677        
678        let test = PenetrationTest {
679            test_id: test_id.clone(),
680            test_name,
681            target_scope,
682            attack_scenarios: self.test_scenarios.clone(),
683            started_at: Utc::now(),
684            completed_at: None,
685            status: TestStatus::Running,
686            findings: Vec::new(),
687        };
688
689        self.active_tests.insert(test_id.clone(), test);
690        Ok(test_id)
691    }
692
693    /// Execute penetration test scenarios
694    pub async fn execute_test(&mut self, test_id: &str, events: Vec<Event>) -> Result<()> {
695        // Create a temporary copy to avoid borrowing issues
696        let scenarios = if let Some(test) = self.active_tests.get(test_id) {
697            test.attack_scenarios.clone()
698        } else {
699            return Err(EventualiError::Configuration(format!("Test not found: {test_id}")));
700        };
701
702        // Update test status
703        if let Some(test) = self.active_tests.get_mut(test_id) {
704            test.status = TestStatus::Running;
705        }
706
707        // Execute scenarios
708        let mut findings = Vec::new();
709        for (i, scenario) in scenarios.iter().enumerate() {
710            // Simulate scenario execution
711            let success = self.execute_scenario(scenario, &events).await?;
712            
713            // Update scenario success
714            if let Some(test) = self.active_tests.get_mut(test_id) {
715                if i < test.attack_scenarios.len() {
716                    test.attack_scenarios[i].success = Some(success);
717                }
718            }
719            
720            if success {
721                // Create finding for successful attack
722                let finding = PenetrationFinding {
723                    finding_id: uuid::Uuid::new_v4().to_string(),
724                    scenario_id: scenario.scenario_id.clone(),
725                    severity: match scenario.attack_type {
726                        AttackType::SqlInjection => VulnerabilitySeverity::High,
727                        AttackType::AuthenticationBypass => VulnerabilitySeverity::Critical,
728                        AttackType::PrivilegeEscalation => VulnerabilitySeverity::Critical,
729                        _ => VulnerabilitySeverity::Medium,
730                    },
731                    title: format!("Successful {}", scenario.name),
732                    description: scenario.description.clone(),
733                    attack_vector: format!("{:?}", scenario.attack_type),
734                    impact: "System security compromised".to_string(),
735                    evidence: scenario.actual_outcome.clone().unwrap_or_default(),
736                    remediation: "Implement appropriate security controls".to_string(),
737                    exploitability: ExploitabilityLevel::Easy,
738                };
739                
740                findings.push(finding);
741            }
742        }
743
744        // Update final test state
745        if let Some(test) = self.active_tests.get_mut(test_id) {
746            test.findings.extend(findings);
747            test.status = TestStatus::Completed;
748            test.completed_at = Some(Utc::now());
749        }
750        
751        Ok(())
752    }
753
754    /// Execute individual scenario
755    async fn execute_scenario(&self, scenario: &AttackScenario, _events: &[Event]) -> Result<bool> {
756        // In a real implementation, this would:
757        // 1. Execute actual attack steps
758        // 2. Monitor system responses
759        // 3. Determine if attack was successful
760        // 4. Collect evidence
761        
762        // For this implementation, we simulate based on attack type
763        match scenario.attack_type {
764            AttackType::SqlInjection => {
765                // Simulate SQL injection attempt
766                // In reality, would test actual database interactions
767                Ok(false) // Assume system is protected
768            },
769            AttackType::AuthenticationBypass => {
770                // Simulate authentication bypass attempt
771                Ok(false) // Assume system requires proper authentication
772            },
773            _ => Ok(false), // Default to unsuccessful
774        }
775    }
776
777    /// Get test results
778    pub fn get_test_results(&self, test_id: &str) -> Result<&PenetrationTest> {
779        self.active_tests.get(test_id).ok_or_else(|| {
780            EventualiError::Configuration(format!("Test not found: {test_id}"))
781        })
782    }
783
784    /// List all tests
785    pub fn list_tests(&self) -> Vec<&PenetrationTest> {
786        self.active_tests.values().collect()
787    }
788}
789
790impl Default for PenetrationTestFramework {
791    fn default() -> Self {
792        Self::new()
793    }
794}
795
796#[cfg(test)]
797mod tests {
798    use super::*;
799    use crate::{EventData, EventMetadata};
800    use uuid::Uuid;
801
802    fn create_test_event_with_data(data: serde_json::Value) -> Event {
803        Event {
804            id: Uuid::new_v4(),
805            aggregate_id: "test-aggregate".to_string(),
806            aggregate_type: "TestAggregate".to_string(),
807            event_type: "TestEvent".to_string(),
808            event_version: 1,
809            aggregate_version: 1,
810            data: EventData::Json(data),
811            metadata: EventMetadata::default(),
812            timestamp: Utc::now(),
813        }
814    }
815
816    #[tokio::test]
817    async fn test_vulnerability_scanner_creation() {
818        let scanner = VulnerabilityScanner::new();
819        assert!(!scanner.scan_rules.is_empty());
820        assert_eq!(scanner.severity_thresholds.len(), 5);
821    }
822
823    #[tokio::test]
824    async fn test_sql_injection_detection() {
825        let scanner = VulnerabilityScanner::new();
826        
827        let malicious_data = serde_json::json!({
828            "query": "SELECT * FROM users WHERE id = 1 OR '1'='1"
829        });
830        let event = create_test_event_with_data(malicious_data);
831        
832        let result = scanner.scan_events(vec![event]).await.unwrap();
833        assert!(!result.vulnerabilities_found.is_empty());
834        
835        let finding = &result.vulnerabilities_found[0];
836        assert_eq!(finding.category, VulnerabilityCategory::InjectionAttack);
837        assert_eq!(finding.severity, VulnerabilitySeverity::High);
838    }
839
840    #[tokio::test]
841    async fn test_pii_detection() {
842        let scanner = VulnerabilityScanner::new();
843        
844        let pii_data = serde_json::json!({
845            "user_ssn": "123-45-6789",
846            "credit_card": "4111-1111-1111-1111"
847        });
848        let event = create_test_event_with_data(pii_data);
849        
850        let result = scanner.scan_events(vec![event]).await.unwrap();
851        assert!(!result.vulnerabilities_found.is_empty());
852        
853        let finding = &result.vulnerabilities_found[0];
854        assert_eq!(finding.category, VulnerabilityCategory::DataLeakage);
855        assert_eq!(finding.severity, VulnerabilitySeverity::Critical);
856    }
857
858    #[tokio::test]
859    async fn test_clean_event_no_vulnerabilities() {
860        let scanner = VulnerabilityScanner::new();
861        
862        let clean_data = serde_json::json!({
863            "user_action": "login",
864            "timestamp": "2023-01-01T00:00:00Z"
865        });
866        let event = create_test_event_with_data(clean_data);
867        
868        let result = scanner.scan_events(vec![event]).await.unwrap();
869        assert!(result.vulnerabilities_found.is_empty());
870        assert_eq!(result.compliance_score, 100.0);
871    }
872
873    #[tokio::test]
874    async fn test_whitelist_functionality() {
875        let mut scanner = VulnerabilityScanner::new();
876        scanner.add_to_whitelist("whitelisted-aggregate".to_string());
877        
878        let malicious_data = serde_json::json!({
879            "query": "SELECT * FROM users WHERE id = 1 OR '1'='1"
880        });
881        let mut event = create_test_event_with_data(malicious_data);
882        event.aggregate_id = "whitelisted-aggregate".to_string();
883        
884        let result = scanner.scan_events(vec![event]).await.unwrap();
885        assert!(result.vulnerabilities_found.is_empty());
886    }
887
888    #[test]
889    fn test_penetration_test_framework() {
890        let mut framework = PenetrationTestFramework::new();
891        assert!(!framework.test_scenarios.is_empty());
892        
893        let test_id = framework.start_test(
894            "Test Security Assessment".to_string(),
895            vec!["test-*".to_string()]
896        ).unwrap();
897        
898        let test = framework.get_test_results(&test_id).unwrap();
899        assert_eq!(test.status, TestStatus::Running);
900    }
901
902    #[test]
903    fn test_compliance_score_calculation() {
904        let scanner = VulnerabilityScanner::new();
905        
906        let mut severity_counts = HashMap::new();
907        severity_counts.insert(VulnerabilitySeverity::Critical, 1);
908        severity_counts.insert(VulnerabilitySeverity::High, 2);
909        
910        let score = scanner.calculate_compliance_score(&severity_counts, 100);
911        assert!(score < 100.0); // Should be penalized for vulnerabilities
912        assert!(score >= 0.0);   // Should not be negative
913    }
914}
eventuali_core/security/vulnerability.rs

eventuali_core/security/
vulnerability.rs
