CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak')

What is Transmission of Private Resources into a New Sphere ('Resource Leak')?

• Overview: This vulnerability occurs when a software product exposes resources to untrusted parties, despite those resources being intended for internal use only. It can lead to unauthorized access and misuse of sensitive information or functionalities.

• Exploitation Methods:

• Attackers can exploit this vulnerability by intercepting communications or accessing APIs that expose the internal resources.
• Common attack patterns include man-in-the-middle attacks, unauthorized API access, and exploiting improper access control mechanisms.

• Security Impact:

• Direct consequences include unauthorized access to sensitive data or system functions.
• Potential cascading effects might involve data breaches, service disruptions, or further exploitation of the system.
• Business impact can involve reputational damage, legal liabilities, and financial losses due to data breaches or service outages.

• Prevention Guidelines:

• Specific code-level fixes include implementing strict access controls and input validations to prevent unauthorized resource exposure.
• Security best practices involve regularly auditing and testing access controls, ensuring proper authentication and authorization mechanisms are in place.
• Recommended tools and frameworks include using security-focused libraries for access control and employing API gateways to regulate and monitor resource access.

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Technical Details

Likelihood of Exploit: Not specified

Affected Languages: Not specified

Affected Technologies: Not specified