Objective: Compromise application or user device by exploiting vulnerabilities in Coil's image loading and processing capabilities.
Attack Goal: Compromise Application Using Coil [CRITICAL] ├───[AND] Exploit Coil Vulnerabilities [CRITICAL] │ └───[OR] Supply Malicious Image Data [CRITICAL] │ └───[AND] Image Bomb (Denial of Service) [HIGH-RISK] │ ├───[Action] Supply extremely large or complex image to exhaust device resources (CPU, Memory, Battery). [HIGH-RISK] ├───[OR] Exploit Network Communication Vulnerabilities [CRITICAL] │ ├───[AND] Man-in-the-Middle (MitM) Attack [HIGH-RISK] │ │ ├───[Action] Intercept network traffic between application and image server. [HIGH-RISK] │ │ ├───[Action] Replace legitimate image with malicious image. [HIGH-RISK] │ │ └───[Action] Exploit lack of proper HTTPS or certificate validation in application's Coil configuration (if any). [HIGH-RISK] │ ├───[AND] URL Manipulation/Injection [HIGH-RISK] [CRITICAL] │ │ ├───[Action] Identify application logic that constructs image URLs dynamically. [HIGH-RISK] │ │ ├───[Action] Inject malicious URLs into the application (e.g., through user input, API calls). [HIGH-RISK] │ │ └───[Action] Force Coil to load images from attacker-controlled malicious servers. [HIGH-RISK] │ └───[AND] Cache Poisoning [HIGH-RISK] │ ├───[Action] Exploit MitM or Server-Side Compromise to inject malicious image into Coil's cache. [HIGH-RISK] │ ├───[Action] Ensure malicious image is cached and served to subsequent users. [HIGH-RISK] │ └───[Action] Leverage cached malicious image for persistent compromise. [HIGH-RISK] │ └───[AND] Cache Overflow/DoS [HIGH-RISK] │ ├───[Action] Force application to load a large number of unique images to fill the cache. [HIGH-RISK] │ ├───[Action] Exhaust device storage or memory allocated for Coil's cache. [HIGH-RISK] │ └───[Action] Degrade application performance or cause crashes due to cache exhaustion. [HIGH-RISK] ├───[OR] Exploit Coil Configuration/Misconfiguration │ └───[AND] Insecure Coil Configuration [HIGH-RISK] │ ├───[Action] Identify application's Coil configuration (e.g., custom interceptors, OkHttp client). │ ├───[Action] Exploit insecure configurations (e.g., disabled certificate validation, insecure network protocols). [HIGH-RISK] │ └───[Action] Manipulate Coil's behavior through configuration vulnerabilities. [HIGH-RISK] └───[OR] Exploit Application-Level Misuse of Coil [CRITICAL] └───[AND] Insecure URL Handling by Application [HIGH-RISK] [CRITICAL] ├───[Action] Identify application code that handles image URLs before passing them to Coil. [HIGH-RISK] ├───[Action] Exploit vulnerabilities in URL handling (e.g., lack of sanitization, SSRF). [HIGH-RISK] └───[Action] Force Coil to load images from unintended or malicious sources due to application-level flaws. [HIGH-RISK] └───[AND] Lack of Input Validation on Image URLs [HIGH-RISK] [CRITICAL] ├───[Action] Provide malicious or unexpected URLs as input to application features using Coil. [HIGH-RISK] ├───[Action] Trigger vulnerabilities through unexpected URL inputs. [HIGH-RISK]
Attack Tree Path: 1. Attack Goal: Compromise Application Using Coil [CRITICAL]
This is the root goal. Success means the attacker achieves unauthorized access, DoS, or code execution by exploiting Coil or its integration.
Attack Tree Path: 2. Exploit Coil Vulnerabilities [CRITICAL]
This critical node represents targeting vulnerabilities directly within the Coil library itself. While less likely, it has high impact if successful. * Supply Malicious Image Data [CRITICAL]: A sub-node focusing on providing malicious image files to Coil. * Image Bomb (Denial of Service) [HIGH-RISK]: * Attack Vector: Supplying extremely large or complex images to exhaust device resources. * Likelihood: Medium * Impact: Medium (DoS) * Effort: Low * Skill Level: Low * Detection Difficulty: Low
Attack Tree Path: 3. Exploit Network Communication Vulnerabilities [CRITICAL]
This critical node focuses on attacks targeting the network layer used by Coil to fetch images. * Man-in-the-Middle (MitM) Attack [HIGH-RISK]: * Attack Vector: Intercepting network traffic and replacing legitimate images with malicious ones. * Likelihood: Medium (depending on network environment) * Impact: Medium to High (Malware delivery, phishing) * Effort: Medium * Skill Level: Medium * Detection Difficulty: Medium * Related Actions: * Intercept network traffic between application and image server. [HIGH-RISK] * Replace legitimate image with malicious image. [HIGH-RISK] * Exploit lack of proper HTTPS or certificate validation in application's Coil configuration (if any). [HIGH-RISK] * URL Manipulation/Injection [HIGH-RISK] [CRITICAL]: * Attack Vector: Injecting malicious URLs to force Coil to load images from attacker-controlled servers. * Likelihood: Medium to High (if input validation is weak) * Impact: Medium to High (Malware delivery, phishing, SSRF) * Effort: Low * Skill Level: Low * Detection Difficulty: Medium * Related Actions: * Identify application logic that constructs image URLs dynamically. [HIGH-RISK] * Inject malicious URLs into the application (e.g., through user input, API calls). [HIGH-RISK] * Force Coil to load images from attacker-controlled malicious servers. [HIGH-RISK] * Cache Poisoning [HIGH-RISK]: * Attack Vector: Injecting malicious images into Coil's cache, often via MitM or server compromise, leading to persistent serving of malicious content. * Likelihood: Low to Medium (dependent on MitM or server compromise) * Impact: Medium to High (Persistent malware delivery, phishing to multiple users) * Effort: Medium to High (dependent on MitM or server compromise) * Skill Level: Medium to High (dependent on MitM or server compromise) * Detection Difficulty: Medium to High * Related Actions: * Exploit MitM or Server-Side Compromise to inject malicious image into Coil's cache. [HIGH-RISK] * Ensure malicious image is cached and served to subsequent users. [HIGH-RISK] * Leverage cached malicious image for persistent compromise. [HIGH-RISK] * Cache Overflow/DoS [HIGH-RISK]: * Attack Vector: Forcing the application to load a large number of unique images to exhaust cache resources and cause DoS. * Likelihood: Medium * Impact: Medium (DoS) * Effort: Low * Skill Level: Low * Detection Difficulty: Low to Medium * Related Actions: * Force application to load a large number of unique images to fill the cache. [HIGH-RISK] * Exhaust device storage or memory allocated for Coil's cache. [HIGH-RISK] * Degrade application performance or cause crashes due to cache exhaustion. [HIGH-RISK]
Attack Tree Path: 4. Exploit Coil Configuration/Misconfiguration
This node represents attacks exploiting insecure or misconfigured Coil settings within the application. * Insecure Coil Configuration [HIGH-RISK]: * Attack Vector: Exploiting insecure configurations like disabled certificate validation or insecure network protocols. * Likelihood: Low to Medium (developer misconfigurations) * Impact: Medium to High (Weakened security, enabling MitM) * Effort: Low * Skill Level: Low to Medium * Detection Difficulty: Medium * Related Actions: * Exploit insecure configurations (e.g., disabled certificate validation, insecure network protocols). [HIGH-RISK] * Manipulate Coil's behavior through configuration vulnerabilities. [HIGH-RISK]
Attack Tree Path: 5. Exploit Application-Level Misuse of Coil [CRITICAL]
This critical node highlights vulnerabilities arising from how the application uses Coil, rather than Coil itself. * Insecure URL Handling by Application [HIGH-RISK] [CRITICAL]: * Attack Vector: Exploiting vulnerabilities in application code that handles image URLs before passing them to Coil (e.g., SSRF, lack of sanitization). * Likelihood: Medium (common web application vulnerabilities) * Impact: Medium to High (SSRF, malicious image loading, broader compromise) * Effort: Low to Medium * Skill Level: Medium * Detection Difficulty: Medium * Related Actions: * Identify application code that handles image URLs before passing them to Coil. [HIGH-RISK] * Exploit vulnerabilities in URL handling (e.g., lack of sanitization, SSRF). [HIGH-RISK] * Force Coil to load images from unintended or malicious sources due to application-level flaws. [HIGH-RISK] * Lack of Input Validation on Image URLs [HIGH-RISK] [CRITICAL]: * Attack Vector: Providing malicious URLs as user input due to missing or weak input validation, leading to Coil loading unintended content. * Likelihood: High (if input validation is missing) * Impact: Medium to High (Malicious image loading, various attacks) * Effort: Low * Skill Level: Low * Detection Difficulty: Medium * Related Actions: * Provide malicious or unexpected URLs as input to application features using Coil. [HIGH-RISK] * Trigger vulnerabilities through unexpected URL inputs. [HIGH-RISK]