Gray-Box Security Testing Observer for Web Application Vulnerability Detection
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Solution Overview
Problem
Traditional black-box security testing for Web applications is limited in revealing the entire attack surface and pinpointing vulnerabilities within the code, often leading to incomplete scans and repetitive remediation efforts due to lack of insight into the application's internal workings.
Innovation Solution
Implementing gray-box security testing by using an observer that monitors the internal operations of the Web application, enabling the scanner to gain insight into the application's behavior and internal processes through a communication channel, thereby enhancing vulnerability detection and reporting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If black-box security testing is used, then the testing approach is straightforward and easy to implement, but the scanner cannot reveal the entire attack surface and cannot pinpoint vulnerabilities within the code
Solution Approach 1:
The patent introduces a gray-box testing approach that acts as an intermediary between black-box and white-box testing. The system uses a combination of automated scanning (black-box) and internal code analysis (white-box elements) to achieve both ease of operation and precise vulnerability detection. The scanner is enhanced with capabilities to analyze code structure and provide detailed location information without requiring full manual code review.
2Extent of automation
If black-box scanning is performed without internal insight, then the scanner operates independently, but it cannot accurately identify vulnerabilities or provide code location information
Solution Approach 1:
The patent merges black-box automated scanning with white-box code analysis capabilities into a unified gray-box testing system. The scanner combines external HTTP request/response analysis with internal code structure examination, allowing it to maintain high automation while accessing previously unavailable internal information about application behavior and vulnerability locations.
3Reliability
If the scanner reports all discovered vulnerabilities, then comprehensive coverage is achieved, but it causes repetitive work by reporting multiple vulnerabilities related to the same underlying problem
Solution Approach 1:
The patent applies preliminary analysis and grouping of vulnerabilities before reporting. The system performs advance processing to identify and cluster related vulnerabilities that stem from the same underlying code issue. By pre-grouping these vulnerabilities and presenting them as unified issues with a single remediation path, the system maintains comprehensive coverage while eliminating repetitive remediation work.
Data Source
AI summary
The present disclosure provides a system that includes a server hosting an application under test (AUT), an observer configured to monitor instructions executed by the AUT, and a computing device communicatively coupled to the AUT and the observer through a common communication channel. The computing device may be configured to send an application request to the AUT, wherein the application request is configured to expose a potential vulnerability of the AUT. The computing device may receive an application response from the AUT in accordance with the AUT's programming. The computing device may send a service request to the observer, and receive a service response from the observer that contains information corresponding to the instructions executed by the AUT due to the application request, information about the AUT, or information about a server hosting the AUT.