The product incorrectly checks a return value from a function, which prevents it from detecting errors or exceptional conditions.
Extended description
Important and common functions will return some value about the success of its actions. This will alert the program whether or not to handle any errors caused by that function.
Best practices to prevent this CWE
Phase: Architecture and Design
Strategy: Language Selection
Use a language or compiler that uses exceptions and requires the catching of those exceptions.
Phase: Implementation
Properly check all functions which return a value.
Phase: Implementation
When designing any function make sure you return a value or throw an exception in case of an error.