Use case 3 - Vulnerability Intelligence

Use case 3 - Vulnerability Intelligence

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Use Case 3 - Vulnerability Intelligence

Resumen

This use case focuses on intelligence-driven vulnerability prioritization, targeting CVEs relevant to the client's specific technology stack and enriching them with active exploitation context. By leveraging NVD, CISA KEV, and Exploit-DB, it enables risk-based patching decisions rather than purely CVSS-score-driven remediation. This is a WIP (Work In Progress) use case pending full development.

Status: WIP - This use case requires further development to define detailed processes and workflows.

Objetivo

Prioritize CVEs relevant to the organization's technology stack using active exploitation context, enabling faster and more effective risk-based patching decisions.

Entradas (Inputs)

Proceso / Flujo de Trabajo

  1. Asset Mapping: Map the organization's technology stack against known vulnerability databases.
  2. CVE Filtering: Filter newly published CVEs for relevance to the organization's assets.
  3. Exploitation Context Enrichment: Cross-reference with CISA KEV (Known Exploited Vulnerabilities) and Exploit-DB to determine active exploitation status.
  4. Risk Scoring: Assign contextualized risk scores combining CVSS base score, exploitation likelihood, asset criticality, and exposure.
  5. Prioritized Reporting: Generate prioritized vulnerability reports for the VM team and SOC.
  6. Remediation Tracking: Track patching progress and re-evaluate risk as mitigations are applied.

Salidas (Outputs) / Productos

  • Prioritized CVE reports filtered by technology stack relevance
  • Active exploitation alerts for critical vulnerabilities
  • Risk-based patching recommendations
  • Vulnerability trend analysis for use-case-08-strategic-intel-report

Fuentes de Inteligencia

  • NVD (National Vulnerability Database)
  • CISA KEV (Known Exploited Vulnerabilities catalog)
  • Exploit-DB (public exploit database)
  • Vendor security advisories
  • CTI feeds (from use-case-02-cti-feeds)

Herramientas

  • NVD API
  • CISA KEV catalog
  • Exploit-DB
  • Vulnerability scanners (Qualys, Nessus, etc.)
  • SIEM for correlation

Métricas de Éxito

  • Reduction in mean time to patch (MTTP) for actively exploited vulnerabilities
  • Percentage of critical CVEs identified before exploitation in the wild
  • Coverage of technology stack in vulnerability monitoring
  • Reduction in vulnerability-related incidents

Integración con Otros Use Cases

Use Case Relationship
use-case-01-intelligence-platform-alerts ASM findings feed vulnerability discovery
use-case-02-cti-feeds IOC feeds provide CVE cross-references
use-case-05-daily-cti-report Critical vulnerabilities surface in daily reports
use-case-07-threat-hunting Actively exploited vulns generate hunting hypotheses
use-case-08-strategic-intel-report Vulnerability trends inform strategic assessments
use-case-09-mitre-ecommerce-retail Sector-specific techniques map to vulnerability categories

Referencias

Themes