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PT0-002 · Question #316

following output: Which of the following is the MOST probable cause for this output?

The correct answer is C. Insufficient error handling. The most probable cause for this output is insufficient error handling, which is a coding flaw that occurs when a program does not handle errors or exceptions properly or gracefully. Insufficient error handling can result in unwanted or unexpected behavior, such as crashes…

Vulnerability discovery and analysis

Question

following output:

Which of the following is the MOST probable cause for this output?

Options

  • ALack of code signing
  • BIncorrect command syntax
  • CInsufficient error handling
  • DInsecure data transmission

How the community answered

(24 responses)
  • A
    8% (2)
  • B
    4% (1)
  • C
    88% (21)

Explanation

The most probable cause for this output is insufficient error handling, which is a coding flaw that occurs when a program does not handle errors or exceptions properly or gracefully. Insufficient error handling can result in unwanted or unexpected behavior, such as crashes, hangs, or leaks. In this case, the output shows that the program is displaying warning messages that indicate undefined indexes in the user.php file. These messages reveal the names of the variables and the file path that are used by the program, which can expose sensitive information or clues to an attacker. The program should have implemented error handling mechanisms, such as try-catch blocks, error logging, or sanitizing output, to prevent these messages from being displayed or to handle them appropriately. The other options are not plausible causes for this output. Lack of code signing is a security flaw that occurs when a program does not have a digital signature that verifies its authenticity and integrity. Incorrect command syntax is a user error that occurs when a command is entered with wrong or missing parameters or options. Insecure data transmission is a security flaw that occurs when data is sent over a network without encryption or protection.

Topics

#Error handling#Application security#Vulnerability analysis#Secure coding

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