attack-tree.md

Attack Tree Analysis for preactjs/preact

Objective: To gain unauthorized access to sensitive data or functionality within a Preact application by exploiting vulnerabilities or weaknesses inherent in the Preact library or its usage patterns. This could manifest as data breaches, privilege escalation, or denial of service.

Attack Tree Visualization

Attack Goal: Compromise Preact Application

├───[1.0] Exploit Preact Library Vulnerabilities │ └───[1.1] Cross-Site Scripting (XSS) via Rendering │ ├───[1.1.1] Improper Sanitization in Preact Core [CRITICAL NODE] │ │ └───[1.1.1.a] Inject malicious script through props/state not correctly escaped during rendering. │ └───[1.1.2] Vulnerabilities in Preact Ecosystem Libraries (if any) [HIGH RISK PATH] │ └───[1.1.2.a] Exploit XSS in a Preact component library used by the application. │ └───[1.2] DOM Manipulation Vulnerabilities │ └───[1.2.2] Prototype Pollution via Preact Internals [CRITICAL NODE] │ └───[1.2.2.a] Exploit vulnerabilities in Preact's internal object handling to pollute prototypes and affect application behavior. │ └───[1.2] DOM Manipulation Vulnerabilities │ └───[1.2.3] Server-Side Rendering (SSR) Vulnerabilities (if SSR is used) [HIGH RISK PATH - if SSR used] │ └───[1.2.3.a] Exploit SSR hydration issues to inject malicious content or logic.

├───[2.0] Exploit Developer Misuse of Preact [HIGH RISK PATH - Overall Branch] │ ├───[2.1] Insecure Component Implementation [HIGH RISK PATH] │ │ ├───[2.1.1] Client-Side Logic Vulnerabilities [HIGH RISK PATH] │ │ │ └───[2.1.1.a] Logic flaws in component's JavaScript code leading to unintended actions or data exposure. │ │ ├───[2.1.2] Insecure State Management [HIGH RISK PATH] │ │ │ └───[2.1.2.a] Improper handling of component state leading to data leaks or manipulation. │ │ └───[2.1.3] Improper Handling of User Input within Components [HIGH RISK PATH] [CRITICAL NODE] │ │ │ └───[2.1.3.a] Failing to sanitize or validate user input within Preact components, leading to vulnerabilities. │ ├───[2.2] Server-Side Rendering Misconfigurations (if SSR is used) [HIGH RISK PATH - if SSR used] │ │ ├───[2.2.1] Exposing Server-Side Secrets in Rendered Output [CRITICAL NODE] │ │ │ └───[2.2.1.a] Accidentally including sensitive server-side data in the HTML rendered by Preact SSR. │ │ └───[2.2.2] SSR Logic Vulnerabilities [HIGH RISK PATH - if SSR used] │ │ │ └───[2.2.2.a] SSR Logic Vulnerabilities │ └───[2.3] Dependency Vulnerabilities in Application Dependencies (Used with Preact) [HIGH RISK PATH - Overall Branch] [CRITICAL NODE] │ ├───[2.3.1] Vulnerable Libraries Used Alongside Preact [HIGH RISK PATH] │ │ └───[2.3.1.a] Application uses other JavaScript libraries with known vulnerabilities. │ └───[2.3.2] Outdated Preact Version [HIGH RISK PATH] │ └───[2.3.2.a] Using an outdated version of Preact with known security vulnerabilities.

└───[3.0] Supply Chain Attacks Targeting Preact Ecosystem [CRITICAL NODE - Overall Branch] ├───[3.1] Compromised Preact Package [CRITICAL NODE] │ └───[3.1.1] Malicious Code Injection into Preact Package on npm [CRITICAL NODE] │ └───[3.1.1.a] Attacker compromises the Preact npm package and injects malicious code. └───[3.2] Compromised Preact Plugin/Extension (If used) [HIGH RISK PATH - if plugins used] └───[3.2.1] Vulnerabilities in Third-Party Preact Plugins [HIGH RISK PATH - if plugins used] └───[3.2.1.a] Application uses third-party Preact plugins that contain vulnerabilities.

Attack Tree Path: 1.0 Exploit Preact Library Vulnerabilities

• 1.1.1 Improper Sanitization in Preact Core [CRITICAL NODE]

  • 1.1.1.a Inject malicious script through props/state not correctly escaped during rendering.
    • Likelihood: Low
    • Impact: Critical
    • Effort: Medium
    • Skill Level: High
    • Detection Difficulty: Hard

• 1.1.2 Vulnerabilities in Preact Ecosystem Libraries (if any) [HIGH RISK PATH]

  • 1.1.2.a Exploit XSS in a Preact component library used by the application.
    • Likelihood: Medium
    • Impact: High
    • Effort: Low to Medium
    • Skill Level: Medium
    • Detection Difficulty: Medium

• 1.2.2 Prototype Pollution via Preact Internals [CRITICAL NODE]

  • 1.2.2.a Exploit vulnerabilities in Preact's internal object handling to pollute prototypes and affect application behavior.
    • Likelihood: Very Low
    • Impact: High
    • Effort: High
    • Skill Level: Expert
    • Detection Difficulty: Hard

• 1.2.3 Server-Side Rendering (SSR) Vulnerabilities (if SSR is used) [HIGH RISK PATH - if SSR used]

  • 1.2.3.a Exploit SSR hydration issues to inject malicious content or logic.
    • Likelihood: Low to Medium
    • Impact: Medium to High
    • Effort: Medium
    • Skill Level: Medium to High
    • Detection Difficulty: Medium

Attack Tree Path: 2.0 Exploit Developer Misuse of Preact [HIGH RISK PATH - Overall Branch]

• 2.1 Insecure Component Implementation [HIGH RISK PATH]

  • 2.1.1 Client-Side Logic Vulnerabilities [HIGH RISK PATH]

    • 2.1.1.a Logic flaws in component's JavaScript code leading to unintended actions or data exposure.
      • Likelihood: High
      • Impact: Medium to High
      • Effort: Low to Medium
      • Skill Level: Low to Medium
      • Detection Difficulty: Medium

  • 2.1.2 Insecure State Management [HIGH RISK PATH]

    • 2.1.2.a Improper handling of component state leading to data leaks or manipulation.
      • Likelihood: Medium
      • Impact: Medium
      • Effort: Low to Medium
      • Skill Level: Low to Medium
      • Detection Difficulty: Medium

  • 2.1.3 Improper Handling of User Input within Components [HIGH RISK PATH] [CRITICAL NODE]

    • 2.1.3.a Failing to sanitize or validate user input within Preact components, leading to vulnerabilities.
      • Likelihood: High
      • Impact: High to Critical
      • Effort: Low
      • Skill Level: Low
      • Detection Difficulty: Easy to Medium

• 2.2 Server-Side Rendering Misconfigurations (if SSR is used) [HIGH RISK PATH - if SSR used]

  • 2.2.1 Exposing Server-Side Secrets in Rendered Output [CRITICAL NODE]

    • 2.2.1.a Accidentally including sensitive server-side data in the HTML rendered by Preact SSR.
      • Likelihood: Low to Medium
      • Impact: Critical
      • Effort: Low
      • Skill Level: Low
      • Detection Difficulty: Medium

  • 2.2.2 SSR Logic Vulnerabilities [HIGH RISK PATH - if SSR used]

    • 2.2.2.a SSR Logic Vulnerabilities
      • Likelihood: Low to Medium
      • Impact: Medium to High
      • Effort: Medium
      • Skill Level: Medium
      • Detection Difficulty: Medium

• 2.3 Dependency Vulnerabilities in Application Dependencies (Used with Preact) [HIGH RISK PATH - Overall Branch] [CRITICAL NODE]

  • 2.3.1 Vulnerable Libraries Used Alongside Preact [HIGH RISK PATH]

    • 2.3.1.a Application uses other JavaScript libraries with known vulnerabilities.
      • Likelihood: Medium to High
      • Impact: Medium to Critical
      • Effort: Low
      • Skill Level: Low to Medium
      • Detection Difficulty: Easy

  • 2.3.2 Outdated Preact Version [HIGH RISK PATH]

    • 2.3.2.a Using an outdated version of Preact with known security vulnerabilities.
      • Likelihood: Medium
      • Impact: Medium to High
      • Effort: Low
      • Skill Level: Low to Medium
      • Detection Difficulty: Easy

Attack Tree Path: 3.0 Supply Chain Attacks Targeting Preact Ecosystem [CRITICAL NODE - Overall Branch]

• 3.1 Compromised Preact Package [CRITICAL NODE]

  • 3.1.1 Malicious Code Injection into Preact Package on npm [CRITICAL NODE]
    • 3.1.1.a Attacker compromises the Preact npm package and injects malicious code.
      • Likelihood: Very Low
      • Impact: Critical
      • Effort: High
      • Skill Level: Expert
      • Detection Difficulty: Hard

• 3.2 Compromised Preact Plugin/Extension (If used) [HIGH RISK PATH - if plugins used]

  • 3.2.1 Vulnerabilities in Third-Party Preact Plugins [HIGH RISK PATH - if plugins used]
    • 3.2.1.a Application uses third-party Preact plugins that contain vulnerabilities.
      • Likelihood: Low to Medium
      • Impact: Medium to High
      • Effort: Low to Medium
      • Skill Level: Medium
      • Detection Difficulty: Medium