Penetration Testing Validation via Virtual Node Copying
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Solution Overview
Problem
Current penetration testing systems face challenges in validating vulnerabilities within network nodes without risking system compromise, as they either rely on actual attacks that may not guarantee full recovery or simulation methods that lack essential internal data, leading to unreliable results.
Innovation Solution
An automated penetration testing system employs a reconnaissance agent software module (RASM) installed on network nodes to collect internal data, which is then used by a remote computing device to validate vulnerabilities without exposing the nodes to risk, using a knowledge base and validation logic to determine if a node can be compromised under current conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If actual attacks are used to validate vulnerabilities, then reliability of vulnerability detection is improved, but risk of system compromise increases
Solution Approach 1:
The patent creates a virtual copy of the target network node's internal state (memory, registers, execution context) in a controlled testing environment. This copy allows attackers to test exploit code against an identical replica of the vulnerable system without risking the actual production system. The virtual machine or container technology enables this copying approach, preserving the exact software state while isolating any potential compromise.
Solution Approach 2:
The patent introduces a sandboxed testing environment as an intermediary between the attacker and the target system. This intermediate layer captures and controls all interactions, allowing vulnerability validation while preventing direct access to the production system. The sandbox acts as a mediator that can observe and record attack behavior without exposing the actual vulnerable node.
2Object-affected harmful factors
If simulation methods are used to validate vulnerabilities, then system safety is improved, but measurement precision of vulnerability detection deteriorates
Solution Approach 1:
Instead of using abstract simulations, the patent creates precise copies of the target system's internal state including memory contents, register values, and execution context. This copying approach preserves the exact software state that would exist during a real attack, enabling accurate vulnerability detection while maintaining system safety through virtualization isolation.
Solution Approach 2:
The patent segments the testing process into isolated virtual environments that can be independently controlled and disposed of. Each vulnerability test occurs in a separate sandboxed instance, allowing precise measurement of attack effectiveness without affecting the main system. This segmentation enables repeated testing with different attack scenarios while maintaining consistent measurement conditions.
3Measurement precision
If manual penetration testing is performed, then detection precision is improved, but productivity and time efficiency deteriorate
Solution Approach 1:
The patent implements automated vulnerability validation systems that perform testing without continuous human intervention. The system automatically provisions virtual testing environments, executes attack scenarios, analyzes results, and generates reports. This self-service approach maintains the precision of expert-level testing while dramatically improving productivity through automation of repetitive tasks.
Solution Approach 2:
The patent accelerates the penetration testing process by running multiple attack scenarios simultaneously in parallel virtual environments. Instead of sequentially executing tests as a human tester would, the system launches numerous concurrent testing instances that validate multiple vulnerabilities at once, exponentially increasing testing throughput while maintaining comprehensive coverage.
4Reliability
If comprehensive vulnerability testing is performed, then reliability of security assessment is improved, but device complexity and resource requirements worsen
Solution Approach 1:
The patent extracts the complexity of vulnerability testing from the production environment by moving all testing operations to isolated virtual environments. The testing system pulls out the vulnerable software components and runs them in controlled sandboxes, separating the complexity of comprehensive security assessment from the simplicity of the production system architecture.
Solution Approach 2:
The patent segments the comprehensive testing process into modular, reusable components that can be independently managed. Each vulnerability type, attack vector, and validation scenario is encapsulated as a separate test module that can be selectively executed. This segmentation reduces overall system complexity by allowing targeted testing rather than requiring all tests to run simultaneously in a monolithic system.
Data Source
AI summary
A method of carrying out a penetration testing campaign of a networked system by a penetration testing system comprising (A) a penetration testing software module installed on a remote computing device and (B) a reconnaissance agent software module (RASM) installed on at least some network nodes of the networked system. In embodiments, at least the following is performed at the remote computing device: a target network node of the networked system on which the RASM is installed is selected; based on the target network node, a potential vulnerability that may compromise the target network node is selected; internal data of the target network node is received; and a validation step is performed. The validation is (i) carried out in a manner which does not expose the target network node to a risk of being compromised and (ii) is based on the received internal data of the target network node.


