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Exam CAS-005 topic 1 question 19 discussion

Actual exam question from CompTIA's CAS-005
Question #: 19
Topic #: 1
[All CAS-005 Questions]

A programmer is reviewing the following proprietary piece of code that was identified as a vulnerability due to users being authenticated when they provide incorrect credentials:

Which of the following should the programmer implement to remediate the code vulnerability?

  • A. Salted hashing via the proprietary SHASH function
  • B. Input validation in the first two lines of code
  • C. Atomic execution of subroutines
  • D. TOCTOU remediation in SET USERACL
  • E. Database connection over encrypted channels
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Suggested Answer: B 🗳️
by vicbersong at April 23, 2025, 6:08 p.m.

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vicbersong
2 weeks, 1 day ago
Selected Answer: B
- Input validation ensures that user-supplied data (such as USERID and PASS) meets security requirements before being processed. - Without proper validation, attackers might inject unexpected values to bypass authentication or exploit the system.
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