Thick Client Penetration Testing

Thick client penetration testing is designed to identify vulnerabilities in desktop applications that run locally on a user’s device. Our team will simulate attacks and analyze your application’s code, configuration, and network interactions to identify vulnerabilities that could lead to unauthorized access, data theft, or system disruption.

Our Methodology

Our Thick Client Penetration Testing Service uses industry-standard frameworks and methodologies such as the CWE Top 25 Most Dangerous Software Weaknesses and OWASP Top 10 to identify potential security weaknesses in thick client applications. We assess attack vectors, conduct reconnaissance and exploit vulnerabilities using techniques such as buffer overflow, SQL injection, and authentication bypass to expose potential threats. We also evaluate cryptography, privilege escalation, and data leakage concerns.



  1. CWE-787-Out-of-bounds Write
  2. CWE-79-Cross-site Scripting
  3. CWE-89-SQL Injection
  4. CWE-416-Use After Free
  5. CWE-78-OS Command Injection
  6. CWE-20-lmproper Input Validation
  7. CWE-125-out-of-bounds Read
  8. CWE-22-Path Traversal
  9. CWE-352-Cross-Site Request Forgery
  10. CWE-434-Unrestricted Upload of File with Dangerous Type
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Our Approach

Planning & Info Gathering
Identify the components of the thick client application, including the client-side application code, the communication protocol, and the back-end server.
Threat Analysis
Perform a threat analysis to identify potential attack vectors and areas of vulnerability.
Perform reconnaissance to gather information about the application and the environment in which it operates.
Exploit vulnerabilities in the application using techniques such as buffer overflow attacks, SQL injection, or cross-site scripting.
Privileges Escalation
Attempt to escalate privileges within the application and gain access to sensitive data or systems.
Document findings and provide recommendations for improving the application's security, including changes to its code, configuration, and architecture or training users to improve their security awareness.
Follow-up / Re-Testing
Conduct additional testing to ensure the remediation measures have successfully addressed the identified vulnerabilities.
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