CWE-1117: Callable with Insufficient Behavioral Summary

What is Callable with Insufficient Behavioral Summary?

• Overview: This vulnerability occurs when a function or method does not have a clear or complete description of its inputs, outputs, side effects, assumptions, or return codes, making it difficult to understand and maintain.

• Exploitation Methods:

• Attackers might exploit unclear documentation to predictably misuse functions, leading to unexpected behavior.
• Common attack patterns include using trial and error to discover undocumented behavior or assumptions.

• Security Impact:

• Direct consequences include increased difficulty in identifying and fixing vulnerabilities.
• Potential cascading effects involve introducing new vulnerabilities due to misunderstandings or incorrect assumptions.
• Business impact includes higher maintenance costs and increased risk of security breaches.

• Prevention Guidelines:

• Specific code-level fixes include ensuring comprehensive and clear documentation for all callable entities.
• Security best practices involve regularly reviewing documentation for completeness and accuracy.
• Recommended tools and frameworks include static analysis tools that check for documentation completeness and adherence to coding standards.

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Technical Details

Likelihood of Exploit: Not specified

Affected Languages: Not specified

Affected Technologies: Not specified