OWASP Testing Guide Table of Contents

Introduction

1. How To Go About Performing An Application Security Review
2. Principles of Testing
3. Testing Techniques Explained

Methodologies Used

1. Secure application design
2. Code Review
   • Overview
   • Advantages and Disadvantages
3. Penetration Testing
   • Overview
   • Advantages and Disadvantages
4. The Need for a Balanced Approach
5. A Note about Web Application Scanners
6. A Note about Static Source Code Review Tools

Finding Specific Issues In a Non-Technical Manner

1. Threat Modeling Introduction
2. Design Reviews
3. Threat Modeling the Application
4. Policy Reviews
5. Requirements Analysis
6. Developer Interviews and Interaction

Finding Specific Vulnerabilities Using Source Code Review

1. Gathering the information
   • Context, Context, Context
   • The Checklist
   • The Code Base
   • Transactional Analysis
2. Source code examples
3. Authentication & Authorisation
   • How to locate the potentially vulnerable code
4. Buffer Overruns and Overflows
   • How to locate the potentially vulnerable code:
   • Vulnerable Patterns for buffer overflows
   • Good Patterns & procedures to prevent buffer overflows
5. Data Validation
   • Canoncalization of input.
     • Data validation strategy
   • Good Patterns for Data validation
     • Framework Example
   • Data validation of parameter names
   • Web services data validation
6. Error, Exception handling & Logging
   • Releasing resources and good housekeeping
7. OS Injection
8. SQL Injection
   • How to Locate potentially vulnerable code
   • Best practices when dealing with DB’s
9. Threat Modeling
   • Overview
   • Advantages and Disadvantages
     • Advantages
     • Disadvantage

Manual testing techniques

1. Business logic testing - <TBD>
2. Authentication
   • Default or guessable user accounts
     • Causes
     • Blackbox Testing
     • Manual
     • Suggested Tools - <TBD>
     • Whitebox Testing
     • Further Reading
3. Cookie manipulation
   • Short Description of Issue
   • How to Test
   • Black Box
   • Cookie reverse engineering
   • Cookie manipulation
   • Brute force
     • Cookie predictability
     • 335697#**
   • Overflow
   • White Box
   • Examples
   • Whitepapers
   • Tools
4. Weak Session Tokens
   • Blackbox Testing
   • Manual
   • Suggested Tools
   • Whitebox Testing
   • Further Reading
5. Session riding
   • How to Test
   • Black Box
   • White Box
   • References
   • Examples
   • Whitepapers
   • Tools
6. Vulnerable remember password implementation
   • Blackbox Testing
   • Manual
   • Suggested Tools:
   • Whitebox Testing
   • Further Reading
7. Weak Password Self-Reset Testing
   • Blackbox Testing
   • Manual
8. Default or Guessable User Accounts and Empty Passwords
   • Blackbox Testing
   • Manual
   • Suggested Tools
   • Whitebox Testing
   • Further Reading
9. Application Layer Denial of Service (DoS) Attacks
10. DoS: Locking Customer Accounts
    • Black Box Testing
    • White Box Testing
11. DoS: Buffer Overflows
    • Code Example
    • Testing Black Box
    • Testing White Box
12. DoS: User Specified Object Allocation
    • Code Example
    • Testing Black Box
    • Testing White Box
13. DoS: User Input as a Loop Counter
    • Code Example
    • Testing Black Box
    • Testing White Box
    • DoS: Writing User Provided Data to Disk
    • Testing Black Box
    • Testing White Box
14. DoS: Failure to Release Resources
    • Code Example
    • Testing Black Box
    • Testing White Box
15. DoS: Storing too Much Data in Session
    • Testing Black Box
    • Testing White Box
    • Other References
16. Buffer Overflow
    • Buffer Overflow – Heap Overflow Vulnerability
      • How to Test
      • Black Box
      • White Box
    • Buffer Overflow – Stack Overflow Vulnerability
    • How to Test
    • Black Box
    • White Box
    • References
    • Examples
    • Whitepapers
    • Tools
    • Buffer Overflow – Format String Vulnerability
      • Black Box
      • White Box
      • References
      • Whitepapers
      • Tools
17. Test and debug files
    • How to Test
    • Black Box
    • White Box
    • References - <TBD>
    • Examples
    • Whitepapers
    • Tools
18. File extensions handling
    • How to Test
    • Black Box
    • White Box
    • References
    • Examples
    • Whitepapers
    • Tools
19. Old, backup and unreferenced files
    • Threats
    • Countermeasures
    • How to Test
    • Black Box
    • White Box
      • Tools
20. Defense from Automatic Attacks
    • Blackbox Testing
    • Manual
    • Suggested Tools
    • Whitebox Testing
    • Further Reading
    • SSL usage during whole session (see recent post on Webappsec regarding this) [Yvan Boily ([email protected]) ]
21. Configuration Management Infrastructure
    • Review of the application architecture
    • Known server vulnerabilities
    • Administrative tools
    • Authentication back-ends
    • Configuration Management Application
    • Sample/known files and directories
    • Comment review
    • Configuration review
    • Logging
    • Log location
    • Log storage
    • Log rotation
    • Log review
22. Sensitive data in URL’s
    • Hashing sensitive data
23. SSL / TLS cipher specifications and requirements for site
    • How to Test
    • Black Box
    • White Box
      • References
    • Examples
    • Whitepapers
24. Tools
25. How to Test
    • Black Box
    • White Box
26. References
    • Examples
    • Whitepapers
27. Tools
    • Language/Services/Application Specific Testing
28. Web Services Security Testing
    • Notes
    • How to Test
    • Transport Layer Security
    • Message Layer Security
    • Application Layer Security
    • References
    • Examples
    • Whitepapers
    • Analyzing Results

The OWASP Testing Framework

1. Overview
2. Phase 1 — Before Development Begins
   • Phase 1A: Policies and Standards Review
   • Phase 1B: Develop Measurement and Metrics Criteria (Ensure Traceability)
3. Phase 2: During Definition and Design
   • Phase 2A: Security Requirements Review
   • Phase 2B: Design an Architecture Review
   • Phase 2C: Create and Review UML Models
   • Phase 2D: Create and Review Threat Models
4. Phase 3: During Development
   • Phase 3A: Code Walkthroughs
   • Phase 3B: Code Reviews
5. Phase 4: During Deployment
   • Phase 4A: Application Penetration Testing
   • Phase 4B: Configuration Management Testing
6. Phase 5: Maintenance and Operations
   • Phase 5A: Conduct Operational Management Reviews
   • Phase 5B: Conduct Periodic Health Checks
   • Phase 5C: Ensure Change Verification
7. A Typical SDLC Testing Workflow
   • Figure 3: Typical SDLC Testing Workflow.

Appendix A: Testing Tools

1. Source Code Analyzers
2. Open Source / Freeware
   • Commercial
3. Black Box Scanners
   • Open Source
   • Commercial
4. Other Tools
   • Runtime Analysis
   • Binary Analysis
   • Requirements Management

Appendix B: Suggested Reading

1. Whitepapers
2. Books
3. Articles
4. Useful Websites
5. OWASP — http://www.owasp.org

Figures

1. Figure 1: Proportion of Test Effort in SDLC.
2. Figure 2: Proportion of Test Effort According to Test Technique.
3. Figure 3: Typical SDLC Testing Workflow.