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ISO-IEC-27001-LEAD-AUDITOR · Question #295

Scenario: A data processing tool crashed when a user added more data to the buffer than its storage capacity allows. The incident was caused by the tool's inability to bound-check arrays. What kind…

The correct answer is A. Intrinsic vulnerability, i.e., inability to bound-check arrays, is a characteristic of the data. Intrinsic vulnerabilities are inherent flaws in a system, software, or tool. In this case, the inability to bound-check arrays is an inherent weakness of the software, making it an intrinsic vulnerability. This aligns with ISO/IEC 27001:2022 Annex A Control A.8.9 (Configuration…

Risk Assessment and Vulnerability Management

Question

Scenario:

A data processing tool crashed when a user added more data to the buffer than its storage capacity allows. The incident was caused by the tool's inability to bound-check arrays. What kind of vulnerability is this?

Options

  • AIntrinsic vulnerability, i.e., inability to bound-check arrays, is a characteristic of the data
  • BExtrinsic vulnerability, i.e., the exploit of the buffer overflow vulnerability, is caused by an external
  • CNone; buffer overflow is not a vulnerability; it is a threat

How the community answered

(38 responses)
  • A
    87% (33)
  • B
    8% (3)
  • C
    5% (2)

Explanation

Intrinsic vulnerabilities are inherent flaws in a system, software, or tool. In this case, the inability to bound-check arrays is an inherent weakness of the software, making it an intrinsic vulnerability. This aligns with ISO/IEC 27001:2022 Annex A Control A.8.9 (Configuration Management), which mandates secure software design and validation practices. Extrinsic vulnerabilities arise due to external factors (e.g., misconfigurations or lack of security Buffer overflow is a vulnerability, not a threat, because it represents a weakness that can be exploited by an attacker.

Topics

#buffer overflow#intrinsic vulnerability#vulnerability types#software security

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