Computer Systems Security: Winter 2018 Assignment 1

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This assignment is not yet finalized.

Please answer the following questions. Submit your answers as a text or PDF file via cuLearn by January 31, 2018 (date to be confirmed).

Questions

  1. setuid root binaries (4 points)
    1. What are setuid root binaries?
    2. Why are setuid root binaries important in most UNIX-like systems?
    3. What is the risk of setuid root binaries? Be specific.
    4. Briefly describe a potential vulnerability in a setuid root binary and how an attacker could exploit it.
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