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Question 338 - CISM discussion

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Which of the following BEST describes a buffer overflow?

A.
A function is carried out with more data than the function can handle
Answers
A.
A function is carried out with more data than the function can handle
B.
A program contains a hidden and unintended function that presents a security risk
Answers
B.
A program contains a hidden and unintended function that presents a security risk
C.
Malicious code designed to interfere with normal operations
Answers
C.
Malicious code designed to interfere with normal operations
D.
A type of covert channel that captures data
Answers
D.
A type of covert channel that captures data
Suggested answer: A

Explanation:

A buffer overflow is a software coding error or vulnerability that occurs when a function is carried out with more data than the function can handle, resulting in adjacent memory locations being overwritten or corrupted by the excess data1.A program contains a hidden and unintended function that presents a security risk is not a buffer overflow, but rather a backdoor2.Malicious code designed to interfere with normal operations is not a buffer overflow, but rather malware3.A type of covert channel that captures data is not a buffer overflow, but rather a keylogger.

Reference:1https://www.fortinet.com/resources/cyberglossary/buffer-overflow2https://www.fortinet.com/resources/cyberglossary/backdoor3https://www.fortinet.com/resources/cyberglossary/malware https://www.fortinet.com/resources/cyberglossary/keylogger

asked 01/10/2024
Steven Reyes
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